Moses
Genesis 26:13ESV·traditional attribution

and the man became rich, and gained more and more until he became very wealthy.

Matthew Henry Presbyterian @wholebiblehenry

Here we have, I. The tokens of God's good-will to Isaac. He blessed him, and prospered him, and made all that he had to thrive under his hands. 1. His corn multiplied strangely, Gen 26:12. He had no land of his own, but took land of the Philistines, and sowed it; and (be it observed for the encouragement of poor tenants, that occupy other people's...

Commenting on Genesis 26:12-25

John Gill Reformed Baptist @doctorgill

For he had possession of flocks, and possession of herds,.... Many flocks of sheep, and herds of cattle, of oxen, asses and camels, in which the riches of men in those times and countries chiefly lay: and great store of servants; to look after his flocks and herds, and fields; or "much husbandry" (f); Jarchi interprets it much tillage; as, much land, many farms, fields...

Adam Clarke Methodist @methodicalclarke

The man waxed great - There is a strange and observable recurrence of the same term in the original: ויגדל האיש וילך הלוך וגדל עד כי גדל מאד vaiyigdal haish vaiyelech haloch vegadel ad ki gadal meod, And the man was Great; and he went, going on, and was Great, until that he was exceeding Great. How simple is this language, and yet how forcible!