Gilgal means in the bible: An equilateral wheel, or circle made of stones. 1. The location near Jericho where the Israelite camp was established on the first night following crossing the Jordan Josh. 4:19; 5:10; 10. The 12 Jordan stones were placed here as a memorial to God’s dividing of the Jordan River. In the times of Saul 1 Samuel, it was considered a holy city. 10:8; 11:00-15; 13:4-15; 14:15-15; 13,4-15; 15:12–33. Later, it became the site of idolatrous worship Hosea 4:5; 9:15 and 12:11; Amos 5:4; 5.
(in Bible Dictionary)