Surely — After God had changed our hearts, we repented. I smote — After God had instructed us, by his prophets, by our afflictions, and by his Holy Spirit, we smote upon our thighs in testimony of our sorrow. The reproach — The just punishment of the sins which I had long ago committed.
Related Commentaries of Jeremiah 31:19
Jeremiah 31:19
19 Surely after that I was turned, I repented; and after that I was instructed, I smote upon my thigh: I was ashamed, yea, even confounded, because I did bear the reproach of my youth.