Acts 18:5-6

And, when both Silas and Timothy came down from Macedonia, Paul was being constrained by the word, fully testifying to the Jews that Jesus is the Christ.

Acts 20:26

Wherefore, I testify to you this day, that I am clean from the blood of all men;

1 Timothy 4:16

Take heed to yourself, and to the teaching; continue in them; for, doing this, you will save both yourself and those who hear you.

Luke 10:10-11

But into whatsoever city ye enter, and they receive you not, going forth into the streets thereof, say,

Acts 13:45-46

But the Jews, seeing the multitudes, were filled with jealousy, and contradicted the things spoken by Paul, blaspheming.

2 Corinthians 2:15-17

because we are to God a sweet savor of Christ, in those who are being saved, and in those who are perishing;

1 Thessalonians 4:6

that he go not beyond and gain an advantage over his brother in the matter; because the Lord is an avenger of all these things, as we also told you before, and solemnly testified.

2 Thessalonians 1:8-9

awarding vengeance to those who know not God, and to those who obey not the Gospel of our Lord Jesus;

Hebrews 2:1-3

For this reason, it is needful that we give the more earnest heed to the things heard, lest at any time we drift past them.

Hebrews 10:26-27

For, if we sin wilfully after we received the full knowledge of the truth, there no longer remains a sacrifice for sins,

Hebrews 12:25

See that ye refuse not Him Who speaketh; for, if those escaped not, when refusing him who warned them on earth, much more shall not we escape, who turn away from Him Who warneth us from Heaven;

Treasury of Scripture Knowledge

Summary

Yet if thou warn the wicked, and he turn not from his wickedness, nor from his wicked way, he shall die in his iniquity; but thou hast delivered thy soul.

Bible References

He shall

2 Thessalonians 1:8
awarding vengeance to those who know not God, and to those who obey not the Gospel of our Lord Jesus;
Hebrews 10:26
For, if we sin wilfully after we received the full knowledge of the truth, there no longer remains a sacrifice for sins,

But thou

Acts 13:45
But the Jews, seeing the multitudes, were filled with jealousy, and contradicted the things spoken by Paul, blaspheming.
Acts 20:26
Wherefore, I testify to you this day, that I am clean from the blood of all men;
2 Corinthians 2:15
because we are to God a sweet savor of Christ, in those who are being saved, and in those who are perishing;