Numbers 1:38

1:38 From the descendants of Dan: According to the records of their clans and families, all the males twenty years old or older who could serve in the army were listed by name.

Numbers 2:31

2:31 All those numbered of the camp of Dan are 157,600. They will travel last, under their standards.”

Numbers 10:25

10:25 The standard of the camp of the Danites set out, which was the rear guard ¹  of all the camps by their companies; over his company was Ahiezer son of Ammishaddai.

[10:25]  ¹ tn The MT uses a word that actually means “assembler,” so these three tribes made up a strong rear force recognized as the assembler of all the tribes.