Yes we do, Matthew 10:28. And we certainly have no scripture that tells us a human spirit is immortal or eternal or will live forever.
But don't listen to me. Listen to God Himself:
Psalm 2:9
9 You will break them with a rod of iron; you will dash them to pieces like pottery.”
Psalm 37:2
2 for like the grass they will soon wither, like green plants they will soon die away.
Psalm 37:9-10
9 For those who are evil will be destroyed, but those who hope in the Lord will inherit the land. 10 A little while, and the wicked will be no more; though you look for them, they will not be found.
Psalm 37:20
20 But the wicked will perish: Though the Lord’s enemies are like the flowers of the field, they will be consumed, they will go up in smoke.
Psalm 37:34
34 Hope in the Lord and keep his way. He will exalt you to inherit the land; when the wicked are destroyed, you will see it.
Psalm 37:38
38 But transgressors shall be altogether destroyed; the future of the wicked shall be cut off.
Psalm 58:8
8 May they be like a slug that melts away as it moves along, like a stillborn child that never sees the sun.
Psalm 68:2
2 May you blow them away like smoke — as wax melts before the fire, may the wicked perish before God.
Psalm 94:23
23 He will repay them for their sins and destroy them for their wickedness; the Lord our God will destroy them.
Psalm 112:10
10 The wicked will see and be vexed, they will gnash their teeth and waste away; the longings of the wicked will come to nothing.
Proverbs 24:20
20 for the evil have no future; the lamp of the wicked will go out.
Isaiah 13:6
6 Wail, for the day of the Lord is near; as destruction from the Almighty[a] it will come!
Isaiah 14:23
23 “And I will make it a possession of the hedgehog, and pools of water, and I will sweep it with the broom of destruction,” declares the Lord of hosts.
Isaiah 66:24
24 “And they shall go out and look on the dead bodies of the men who have rebelled against me. For their worm shall not die, their fire shall not be quenched, and they shall be an abhorrence to all flesh.”
Malachi 4:1-3
4 “For behold, the day is coming, burning like an oven, when all the arrogant and all evildoers will be stubble. The day that is coming shall set them ablaze, says the Lord of hosts, so that it will leave them neither root nor branch. 2 But for you who fear my name, the sun of righteousness shall rise with healing in its wings. You shall go out leaping like calves from the stall. 3 And you shall tread down the wicked, for they will be ashes under the soles of your feet, on the day when I act, says the Lord of hosts.
Matthew 3:12
12 His winnowing fork is in his hand, and he will clear his threshing floor, gathering his wheat into the barn and burning up the chaff with unquenchable fire.”
Matthew 7:13
13 “Enter through the narrow gate. For wide is the gate and broad is the road that leads to destruction, and many enter through it.
Matthew 10:28
28 Do not be afraid of those who kill the body but cannot kill the soul. Rather, be afraid of the One who can destroy both soul and body in hell.
Luke 17:26-30
26 “Just as it was in the days of Noah, so also will it be in the days of the Son of Man. 27 People were eating, drinking, marrying and being given in marriage up to the day Noah entered the ark. Then the flood came and destroyed them all.28 “It was the same in the days of Lot. People were eating and drinking, buying and selling, planting and building. 29 But the day Lot left Sodom, fire and sulfur rained down from heaven and destroyed them all. 30 “It will be just like this on the day the Son of Man is revealed.
John 3:16
16 For God so loved the world that he gave his one and only Son, that whoever believes in him shall not perish but have eternal life.
John 17:12
12 While I was with them, I protected them and kept them safe by that name you gave me. None has been lost except the one doomed to destruction so that Scripture would be fulfilled.
Romans 2:12
12 All who sin apart from the law will also perish apart from the law, and all who sin under the law will be judged by the law.
Romans 6:23
23 For the wages of sin is death, but the gift of God is eternal life in Christ Jesus our Lord.
Romans 9:22
22 What if God, although choosing to show his wrath and make his power known, bore with great patience the objects of his wrath—prepared for destruction?
1 Corinthians 3:17
17 If anyone destroys God’s temple, God will destroy that person; for God’s temple is sacred, and you together are that temple.
Galatians 6:8
8 Whoever sows to please their flesh, from the flesh will reap destruction; whoever sows to please the Spirit, from the Spirit will reap eternal life.
Philippians 1:28
28 without being frightened in any way by those who oppose you. This is a sign to them that they will be destroyed, but that you will be saved—and that by God.
Philippians 3:19
19 Their destiny is destruction, their god is their stomach, and their glory is in their shame. Their mind is set on earthly things.
2 Thessalonians 1:9
9 They will be punished with everlasting destruction and shut out from the presence of the Lord and from the glory of his might
Hebrews 10:39
39 But we do not belong to those who shrink back and are destroyed, but to those who have faith and are saved.
Hebrews 10:27
27 but only a fearful expectation of judgment and of raging fire that will consume the enemies of God.
Hebrews 12:29
29 for our “God is a consuming fire.”
James 1:15
15 Then, after desire has conceived, it gives birth to sin; and sin, when it is full-
grown, gives birth to death.
James 4:12
12 There is only one Lawgiver and Judge, the one who is able to save and destroy. But you—who are you to judge your neighbor?
James 5:3
3 Your gold and silver are corroded. Their corrosion will testify against you and eat your flesh like fire. You have hoarded wealth in the last days.
James 5:5
5 You have lived on earth in luxury and self-indulgence. You have fattened yourselves in the day of slaughter.
James 5:20
20 remember this: Whoever turns a sinner from the error of their way will save them from death and cover over a multitude of sins.
2 Peter 2:3
3 In their greed these teachers will exploit you with fabricated stories. Their condemnation has long been hanging over them, and their destruction has not been sleeping.
2 Peter 2:6
6 if he condemned the cities of Sodom and Gomorrah by burning them to ashes, and made them an example of what is going to happen to the ungodly;
2 Peter 2:12
12 But these people blaspheme in matters they do not understand. They are like unreasoning animals, creatures of instinct, born only to be caught and destroyed, and like animals they too will perish.
2 Peter 3:7
7 By the same word the present heavens and earth are reserved for fire, being kept for the day of judgment and destruction of the ungodly.
John 3:36
36 Whoever believes in the Son has eternal life, but whoever rejects the Son will not see life, for God’s wrath remains on them.
Jude 1:7
7 just as Sodom and Gomorrah and the surrounding cities, which likewise indulged in sexual immorality and pursued unnatural desire, serve as an example by undergoing a punishment of eternal fire.