2 Samuel 16:17

“And Absalom said to Hushai, [is] this thy kindness to thy friend? etc.] Meaning to David; though he would not mention his name, nor his title, nor even the relation of a father he stood in to him, only speaks of him as Hushai’s friend: Hushai had professed great friendship to David, and David had been a friend to Hushai, had raised him to great honour in making him a counsellor, and had bestowed many favours and benefits on him, as Absalom knew full well; and therefore, to try his integrity, he puts this question, not as displeased with him, but overjoyed that such a trusty friend of David, and a wise counsellor of his, had deserted him, and come over to him and his party; nor does he mean…”

“Is this - Doth this action answer that profession of friendship which thou hast hitherto made to him? He speaks thus only to try him. And he saith, thy friend, by way of reflection upon David; as one who was a friend to Hushai, and to strangers but not to his own son, whom, by his severity he provoked to this course; and therefore he doth not vouchsafe to call him his father. 2 Kings (2 Samuel) 16:21”

“Is this thy: Deu 32:6 why wentest: Sa2 15:32-37, Sa2 19:25; Pro 17:17, Pro 18:24 2 Kings (2 Samuel) 16:18”

“Absalom, apparently astonished at this, said to him, "Is this thy love to thy friend (David)? why wentest thou not with thy friend?" But Hushai replied, "No; but whom Jehovah hath chosen, and this people (i.e., the people who had entered Jerusalem with Absalom), and all the men of Israel (i.e., the whole nation), to him (לא for לו, Keri) will I belong, and will remain with him. And again, whom should I serve? Is it not before his son? As I have served thy father, so will I be before thee" (i.e., serve thee). With great craftiness, Hushai declared at the very outset that Jehovah had chosen Absalom - at least he could not come to any other conclusion, judging from the results. And under such…”