And Jesus answered him,
The first of all the commandments is, Hear, O Israel; The Lord our God is one Lord:
All Commentaries on Mark 12:29 Go To Mark 12
Athanasius the Apostolic
AD 373
Since God is one, it is ridiculous to suppose that there could be still another “Lord” of heaven and earth in addition to the Lord who is one. There is simply no room for a second Lord of all, if the one true God fills all things in the compass of heaven and earth.