1 Samuel 23:13
Then David and his men, about six hundred of them, went out of Keilah, and got away wherever they were able to go. And Saul, hearing that David had got away from Keilah, did not go there.
1 Samuel 22:2
And everyone who was in trouble, and everyone who was in debt, and everyone who was bitter in soul, came together to him, and he became captain over them: about four hundred men were joined to him.
1 Samuel 25:13
And David said to his men, Put on your swords, every one of you. And every man put on his sword; and David did the same; and about four hundred men went up with David, and two hundred kept watch over their goods.
1 Samuel 30:9-10
So David went, and his six hundred men went with him, and they came to the stream Besor.
2 Samuel 15:20
It was only yesterday you came to us; why then am I to make you go up and down with us? for I have to go where I may; go back then, and take your countrymen with you, and may the Lord's mercy and good faith be with you.