Deuteronomy 3:8-11

8So we took the land at that time out of the hand of the two kings of the Amorites who were beyond the Jordan, from the Valley of the Arnon to Mount Hermon 9(the Sidonians call aHermon bSirion, while the Amorites call it cSenir), 10all the cities of the dtableland and all Gilead and all Bashan, as far as eSalecah and Edrei, cities of the kingdom of Og in Bashan. 11(For fonly Og the king of Bashan was left of the remnant of gthe Rephaim. Behold, his bed was a bed of iron. Is it not in hRabbah of the Ammonites? Nine cubits
A  cubit was about 18 inches or 45 centimeters
was its length, and four cubits its breadth, according to the jcommon cubit.
Hebrew cubit of a man
)

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