Cross reference
Exodus 32:26
26 then Moses stood in the gate of the camp, and said, "Whoever is on Yahweh's side, come to me!" All the sons of Levi gathered themselves together to him.
Joshua 5:13
13 It happened, when Joshua was by Jericho, that he lifted up his eyes and looked, and, behold, there stood a man over against him with his sword drawn in his hand: and Joshua went to him, and said to him, Are you for us, or for our adversaries?
2 Samuel 20:11
11 There stood by him one of Joab's young men, and said, He who favors Joab, and he who is for David, let him follow Joab.
2 Kings 9:32
32 He lifted up his face to the window, and said, Who is on my side? who? There looked out to him two or three eunuchs.
Matthew 12:30
30 "He who is not with me is against me, and he who doesn't gather with me, scatters.