Acts 26:20

I announced to those at Damascus and at Jerusalem in the first instance, then all over the land of Judaea, and also to the Gentiles, that they were to repent and turn to God by acting up to their repentance.

James 4:8-9

draw near to God, and he will draw near to you. Cleanse your hands, you sinners, and purify your hearts, you double-minded.

Treasury of Scripture Knowledge

Summary

Therefore also now, saith the LORD, turn ye even to me with all your heart, and with fasting, and with weeping, and with mourning:

With fasting

Bible References

With fasting

James 4:8
draw near to God, and he will draw near to you. Cleanse your hands, you sinners, and purify your hearts, you double-minded.