'Four' in the Bible

And Abimelech riseth, and all the people who are with him, by night, and they lay wait against Shechem -- four detachments;

from time to time the daughters of Israel go to talk to the daughter of Jephthah the Gileadite, four days in a year.

and commit whoredom against him doth his concubine, and she goeth from him unto the house of her father, unto Beth-Lehem-Judah, and is there days -- four months.

And the chiefs of all the people, of all the tribes of Israel, station themselves in the assembly of the people of God, four hundred thousand footmen drawing sword.

And the men of Israel numbered themselves, apart from Benjamin, four hundred thousand men, drawing sword, each of these a man of war.

and there turn and flee into the wilderness, unto the rock of Rimmon six hundred men, and they dwell in the rock Rimmon four months.

And they find out of the inhabitants of Jabesh-Gilead four hundred young women, virgins, who have not known man by the lying of a male, and they bring them in unto the camp at Shiloh, which is in the land of Canaan.