John Gills Exposition of the Bible Commentary - Isaiah 12:2
Behold, God is my salvation ,.... Or Saviour; that is, Christ, who is God, the great God, and so fit to be a Saviour, and is one, was appointed by the Father, provided in covenant, promised in the word, sent in the fulness of time, and is become the author of salvation, which a creature could not be; and this the church saw her interest in, and which was the ground of her comfort before declared; and to which she prefixed the word "behold", as a note of asseveration, affirming him to be... read more
Matthew Henry's Complete Commentary - Isaiah 12:1-3
This is the former part of the hymn of praise which is prepared for the use of the church, of the Jewish church when God would work great deliverances for them, and of the Christian church when the kingdom of the Messiah should be set up in the world in despite of the opposition of the powers of darkness: In that day thou shalt say, O Lord! I will praise thee. The scattered church, being united into one body, shall, as one man, with one mind and one mouth, thus praise God, who is one and his... read more