Or HaChaim on Genesis 26:16/אור החיים על בראשית כ״ו:ט״ז

1 כי עצמת ממנו, "for you have become more powerful than we." Even the wealth and authority of the king paled into insignificance compared to the reputation of Isaac. There is no greater humiliation for a king than to be ranked lower than some other resident in his domain.