The ox knows his owner, and the donkey his master's crib: but Israel does not know, my people do not consider.
All Commentaries on Isaiah 1:3 Go To Isaiah 1
Ambrose of Milan
AD 397
What is more evident than that it is said of the passion of the Lord: “The ox knows his owner and the donkey his master’s crib.” Let us, then, know the Lord’s crib where we are nourished, fed and refreshed.