Then the servants of Ben-hadad said to him, “Look now, we have heard that the kings of the house of Israel are merciful. Let us go out to the king of Israel with sackcloth around our waists and ropes around our heads. Perhaps he will spare your life.”
Here is an account of what followed upon the victory which Israel obtained over the Syrians. I. Ben-hadad's tame and mean submission. Even in his inner chamber he feared, and would, if he could, flee further, though none pursued. His servants, seeing him and themselves reduced to the last extremity, advised that they should surrender at discretion, and make themselves prisoners and petitioners to Ahab for their lives, Kg1 20:31.
Commenting on 1 Kings 20:31-43
And his servants said unto him,.... Being reduced to the utmost extremity; for if he attempted to go out of the city, he would fall into the hands of the Israelites, and there was no safety in it, the wall of it being fallen down; and it could not be thought he could be concealed long in the chamber where he was, wherefore his servants...
And his servants said unto him, Behold now, we have heard that the kings of the house of Israel [are] merciful kings: let us, I pray thee, put sackcloth on our loins, and ropes upon our heads, and go out to the king of Israel: peradventure he will save thy life. (n) In sign of submission and that we have deserved death, if he will punish us with rigour.