2:3 “Now those who will be camping on the east, toward the sunrise, are the divisions of the camp of Judah under their standard. The leader of the people of Judah is Nahshon son of Amminadab.
17:6 So Moses spoke to the Israelites, and each of their leaders gave him a staff, one for each leader, according to their tribes – twelve staffs; the staff of Aaron was among their staffs.
25:14 Now the name of the Israelite who was stabbed – the one who was stabbed with the Midianite woman – was Zimri son of Salu, a leader of a clan of the Simeonites.