'Six' in the Bible

You shall march around the city, all the men of war circling the city once. You shall do so for six days.

Thus the second day they marched around the city once and returned to the camp; they did so for six days.

and Maarath and Beth-anoth and Eltekon; six cities with their villages.

and Nibshan and the City of Salt and Engedi; six cities with their villages.