Gideon and the hundred men with him reached the outskirts of the camp at the beginning of the middle watch, just after the changing of the guard. They blew their horns and broke the jars that were in their hands.
Jewish Publication Society of America Version (JPS1917) - Judges 7:19 >So Gideon, and the hundred men that were with him, came unto the outermost part of the camp in the beginning of the middle watch, when they had but newly set the watch; and they blew the horns, and broke in pieces the pitchers that were in their hands.