Numbers 2:18-20

Young's Literal Translation

¹⁸ The standard of the camp of Ephraim, by their hosts, [is] westward; and the prince of the sons of Ephraim [is] Elishama son of Ammihud;

¹⁹ and his host, and their numbered ones, [are] forty thousand and five hundred.

²⁰ And by him [is] the tribe of Manasseh; and the prince of the sons of Manasseh [is] Gamaliel son of Pedahzur;