“The land is to be divided among the tribes as an inheritance, according to the number of names.
53. Unto these the land shall be divided. This must have had great influence towards encouraging believers, when they gave in their names before God, and professed that they were heirs of the land; since it was exactly the same as if they actually had it in their grasp, when God called them to its certain possession; for the demonstrative pronoun is used emphatically, lest...
If any ask why such a particular account is kept of the tribes, and families, and numbers, of the people of Israel, here is an answer for them; as they were multiplied, so they were portioned, not by common providence, but by promise; and, for the support of the honour of divine revelation, God will have the fulfilling of the promise taken notice of both...
Commenting on Numbers 26:52-56
the land shall be divided according to the number of names--The portion of each tribe was to be greater or less, according to its populousness.