'Kindness' in the Bible

But shew kindness unto the sons of Barzillai the Gileadite, and let them be of those that eat at thy table: for so they came to me when I fled because of Absalom thy brother.

And Solomon said, Thou hast shewed unto thy servant David my father great mercy, according as he walked before thee in truth, and in righteousness, and in uprightness of heart with thee; and thou hast kept for him this great kindness, that thou hast given him a son to sit on his throne, as it is this day.

and saith, 'Jehovah, God of Israel, there is not a God like Thee, in the heavens above, and on the earth beneath, keeping the covenant and the kindness for Thy servants, those walking before Thee with all their heart,

His servants said to him, “Consider this: we have heard that the kings of the house of Israel are merciful kings. So let’s put sackcloth around our waists and ropes around our heads, and let’s go out to the king of Israel. Perhaps he will spare your life.”