Moses
Leviticus 25:24ESV·traditional attribution

And in all the country you possess, you shall allow a redemption of the land.

John Calvin Reformed @genevareformer

24. And in all the land of your possession. Before the jubilee came, He permits not only the relations to redeem land sold by a poor man, but the seller also, if no other redeemer interposed. The same power was also given to relations amongst other nations, though with a different object, viz., the preservation of the family name; still, the seller was never allowed...

Matthew Henry Presbyterian @wholebiblehenry

Here is, I. A law concerning the real estates of the Israelites in the land of Canaan, and the transferring of them. 1. No land should be sold for ever from the family to whose lot it fell in the division of the land. And the reason given is, The land is mine, and you are strangers and sojourners with me, Lev 25:23.

Commenting on Leviticus 25:23-38

John Gill Reformed Baptist @doctorgill

And in all the land of your possession,.... Which they should possess in the land of Canaan, whatever part of it any of them should enjoy: ye shall grant a redemption for the land; that is, whenever any estate in it was sold through necessity, the buyer was obliged to grant a liberty to the seller to redeem it, when it was in his power...