Parallel
Joshua (Vaticanus B-text) 7:4
Rahlfs Septuagint (1935) · Berean Standard Bible
καὶ ἀνέβησαν ὡσεὶ τρισχίλιοι ἄνδρες καὶ ἔφυγον ἀπὸ προσώπου τῶν ἀνδρῶν Γαι
So about three thousand men went up, but they fled before the men of Ai.