Strong H7970 שְׁלֹשִׁים shelôshîym shelôshîym · thirty

Joshua

1. Joshua 7:5
   And the men of Ai smote of them about thirty and six men: for they chased them from before the gate even unto Shebarim, and smote them in the going down: wherefore the hearts of the people melted, and became as water.
2. Joshua 8:3
   So Joshua arose, and all the people of war, to go up against Ai: and Joshua chose out thirty thousand mighty men of valour, and sent them away by night.
3. Joshua 12:24
   The king of Tirzah, one: all the kings thirty and one.