18 “Not at all,” Hushai answered. “For the one chosen by the LORD, by the people, and by all the men of Israel—his I will be, and with him I will remain.
2 Samuel 16:18 Cross References - BSB
1 Samuel 16:13
13 So Samuel took the horn of oil and anointed him in the presence of his brothers, and the Spirit of the LORD rushed upon David from that day forward. Then Samuel set out and went to Ramah.
2 Samuel 5:1-3
1 Then all the tribes of Israel came to David at Hebron and said, “Here we are, your own flesh and blood.
2 Even in times past, while Saul was king over us, you were the one who led Israel out and brought them back. And to you the LORD said, ‘You will shepherd My people Israel, and you will be ruler over them.’”
3 So all the elders of Israel came to the king at Hebron, where King David made with them a covenant before the LORD. And they anointed him king over Israel.