Numbers 2:20

2:20 Next to them will be the tribe of Manasseh. The leader of the people of Manasseh is Gamaliel son of Pedahzur.

Numbers 7:54

7:54 On the eighth day Gamaliel son of Pedahzur, leader of the Manassehites, presented an offering.

Numbers 10:23

10:23 Over the company of the tribe of the Manassehites was Gamaliel son of Pedahzur,