Joshua therefore came unto them suddenly, and went up from Gilgal all night.
Joshua therefore came unto them suddenly,.... Which no doubt threw them into consternation and confusion:
and went up from Gilgal all night; he chose the night for secrecy and surprise, and that he might be the sooner with the enemy, and to the assistance and relief of Gibeon; and as it was about nine or ten miles from Gilgal to Gibeon, it was easily performed in a night's march;
See Gill on "Joshua 9:6".