Verses That Show Man Must Repent Of Sins
Luke 13:3 "I tell you, no; but unless you repent you will all likewise perish."
Acts 17:30-31 "Truly, these times of ignorance God overlooked, but now commands all men everywhere to repent, because He has appointed a day on which He will judge the world in righteousness by the Man whom He has ordained. He has given assurance of this to all by raising Him from the dead."
2 Peter 3:9 "The Lord is not slack concerning His promise, as some count slackness, but is longsuffering toward us, not willing that any should perish but that all should come to repentance."