Bede

Abram fell face down. We read that in the earlier places of sacred history, holy men invoked the Lord, offered him sacrifices of praise, and lived innocently in his sight, but none had fallen face down before the Lord before Abram. However, the more superior gifts he received compared to the previous ones, the greater thanks he gave to the Giver of gifts by humbling himself; and because in falling to the ground he humbly recalled his fragility, he immediately deserved to sublimely recognize the eminence of divine power. …

Commentary on Genesis (Hexaemeron) ↗