2 And Joab sent to Tekoa and got from there a wise woman, and said to her, Now make yourself seem like one given up to grief, and put on the clothing of sorrow, not using any sweet oil for your body, but looking like one who for a long time has been weeping for the dead:

Matthew Henry's Commentary on 2 Samuel 14:2

Commentary on 2 Samuel 14:1-20

(Read 2 Samuel 14:1-20)

We may notice here, how this widow pleads God's mercy, and his clemency toward poor guilty sinners. The state of sinners is a state of banishment from God. God pardons none to the dishonour of his law and justice, nor any who are impenitent; nor to the encouragement of crimes, or the hurt of others.