Full Idea
The rich have a claim because they own a larger share of the land, and the land is something communal, and furthermore because they are for the most part more trustworthy when it comes to treaties.
Gist of Idea
The rich can claim to rule, because of land ownership, and being more trustworthy
Source
Aristotle (Politics [c.332 BCE], 1283a32)
Book Reference
Aristotle: 'Politics', ed/tr. Reeve,C.D.C. [Hackett 2017], p.70
A Reaction
It seems right that the rich give a stability and hence reliability to a society, which the more mobile poor cannot offer. But it is a minor point.