King James Version (KJV) - Jeremiah 31:19 >

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.

Berean Study Bible (BSB) - Jeremiah 31:19 >

After I returned, I repented; and after I was instructed, I struck my thigh in grief. I was ashamed and humiliated because I bore the disgrace of my youth.’