Therefore also now, saith the LORD, turn ye even to me with all your heart, and with fasting, and with weeping, and with mourning: Turn ye even to me - Three means of turning are recommended: Fasting, weeping, mourning, i.e., continued sorrow.
Related Commentaries of Joel 2:12
Joel 2:12
12 Therefore also now, saith the LORD, turn ye even to me with all your heart, and with fasting, and with weeping, and with mourning: