1 Kings 2:7

sons of Barzillai the Gileadite The deserving conduct of Barzillai, during David's flight from Absalom, is narrated 2 Samuel 19:31 seqq. The Chimham there mentioned was probably a son of Barzillai, though we are not expressly told so. No other son is anywhere spoken of, but we find that Barzillai had daughters (Ezra 2:61; Nehemiah 7:63) and he probably was father of a large family. Barzillai, at his advanced age, would not come alone to conduct David over Jordan, and though he only commends one person to the king's attention there may have been several sons in his retinue.

ofthose that eat at thy table A common mode in Eastern countries of shewing regard. Thus Mephibosheth, Jonathan's son, was provided for at David's table (2 Samuel 9:7; 2 Samuel 9:10-11), and such treatment put the recipient in a position like that of the king's sons.

for so they came to me i.e. With kind acts and generous supplies of food when I was in great need. Let their reward be of a similar nature.