Numbers 1:8, 28-30

Of Issachar: Nethanel the son of Zuar.

Of the children of Issachar, their generations, by their families, by their fathers’ houses, according to the number of the names, from twenty years old and upward, all that were able to go forth to war; those that were numbered of them, of the tribe of Issachar, were fifty and four thousand and four hundred. Of the children of Zebulun, their generations, by their families, by their fathers’ houses, according to the number of the names, from twenty years old and upward, all that were able to go forth to war