Or HaChaim on Genesis 23:7/אור החיים על בראשית כ״ג:ז׳

1 ויקם…וישתחו… He arose and bowed down. Abraham explained to them that the reality was the exact opposite of what the Hittites thought. He did not consider himself as a prince amongst them; on the contrary, he considered them as deserving more honour than himself.