Acts 2:40
With many other words he continued to bear testimony, and kept entreating them, saying, "Save yourselves from this perverse generation."
Acts 18:5-6
And when Silas and Timothy arrived from Macedonia, Paul was engrossed in his message, earnestly testifying to the Jews that Jesus was the Messiah.
Acts 20:21
testifying both to Jews and Greeks repentance toward God, and faith toward our Lord Jesus Christ.
Ephesians 4:17
This then I tell you and implore you in the Master's name, to pass your lives no longer as the Gentiles do in the perverseness of their minds;
1 Thessalonians 4:6
That no man overreach or take advantage of his brother in such matters, because "the Lord takes vengeance" in all these things, as also I repeatedly forewarned you and testified to you.