Numbers 1:25

1:25 Those of them who were numbered from the tribe of Gad were 45,650.

Numbers 26:15

Gad

26:15 The Gadites by their families: from Zephon, the family of the Zephonites; from Haggi, the family of the Haggites; from Shuni, the family of the Shunites;

Numbers 26:18

26:18 These were the families of the Gadites according to those numbered of them, 40,500. ¹ 

Numbers 32:6

Moses’ Response

32:6 Moses said to the Gadites and the Reubenites, “Must your brothers go to war while you ²  remain here?

Numbers 32:34

32:34 The Gadites rebuilt Dibon, Ataroth, Aroer,

¹ sn The Gadites decreased from 45,650 to 40,500.

¹ tn The vav (ו) is a vav disjunctive prefixed to the pronoun; it fits best here as a circumstantial clause, “while you stay here.”