This Moses, whom they had rejected with the words, ‘Who made you ruler and judge?’ is the one whom God sent to be their ruler and redeemer through the angel who appeared to him in the bush.
KJV
This Moses whom they refused, saying, Who made thee a ruler and a judge? the same did God send [to be] a ruler and a deliverer by the hand of the angel which appeared to him in the bush.
ASV
This Moses whom they refused, saying, Who made thee a ruler and a judge? him hath God sent to be both a ruler and a deliverer with the hand of the angel that appeared to him in the bush.