if he

Ezekiel 3:20
Now if a righteous man turns from his righteousness and commits iniquity, and I put a stumbling block before him, he will die. If you did not warn him, he will die in his sin, and the righteous acts he did will not be remembered. And I will hold you responsible for his blood.

Ezekiel 18:24
But when a righteous man turns from his righteousness and practices iniquity, committing the same abominations as the wicked, will he live? None of the righteous acts he did will be remembered. Because of the unfaithfulness and sin he has committed, he will die.

Luke 18:9-14
To some who trusted in their own righteousness and viewed others with contempt, He also told this parable: . . .

Romans 10:3
Because they were ignorant of God's righteousness and sought to establish their own, they did not submit to God's righteousness.

Philippians 3:9
and be found in Him, not having my own righteousness from the Law, but that which is through faith in Christ, the righteousness from God on the basis of faith.

Hebrews 10:38
But My righteous one will live by faith; and if he shrinks back, I will take no pleasure in him."

2 Peter 2:20-22
If indeed they have escaped the corruption of the world through their knowledge of the Lord and Savior Jesus Christ, only to be entangled and overcome by it again, their final condition is worse than it was at first. . . .

1 John 2:19
They went out from us, but they did not belong to us. For if they had belonged to us, they would have remained with us. But their departure made it clear that none of them belonged to us.

he shall die

Ezekiel 18:4, 24
Behold, every soul belongs to Me; both father and son are Mine. The soul who sins is the one who will die. . . .