It becometh us to fulfil all righteousness — It becometh every messenger of God to observe all his righteous ordinances. But the particular meaning of our Lord seems to be, that it becometh us to do (me to receive baptism, and you to administer it) in order to fulfil, that is, that I may fully perform every part of the righteous law of God, and the commission he hath given me.
Related Commentaries of Matthew 3:15
Matthew 3:15
15 And Jesus answering said unto him,Suffer it to be so now: for thus it becometh us to fulfil all righteousness. Then he suffered him.