Holy Scripture on repentance

Wash you, be clean; remove your iniquities from your souls. Isa. 1:16

Repent, and turn yourselves from all your transgressions. Ezek. 18:30

And when the wicked man turns away from his wickedness that he has committed, and shall do judgment and justice, he has kept his soul, and has turned away from all his ungodliness which he has committed: he shall surely live, he shall not die. Ezek. 30:27–28

Repent ye, and believe the gospel. Mark 1:15

Repent ye: for the kingdom of heaven is at hand. Matt. 3:2

If we confess our sins, he is faithful and just to forgive us our sins, and to cleanse us from all unrighteousness. 1 John 1:9