John Gills Exposition of the Bible Commentary - Isaiah 51:2
Look unto Abraham your father ,.... Not only the father of the Jewish nation, but of all them that believe: this explains what is meant by the rock, in the former verse, who is to be looked unto for imitation in the exercise of faith, and performance of duty, and for encouragement in distressed times and circumstances: and unto Sarah that bare you ; signified by the pit or cistern; who was not only the mother of the Jewish nation; but such also are her daughters who do well, and tread in... read more
Matthew Henry's Complete Commentary - Isaiah 51:1-3
Observe, 1. How the people of God are here described, to whom the word of this consolation is sent and who are called upon to hearken to it, Isa. 51:1. They are such as follow after righteousness, such as are very desirous and solicitous both to be justified and to be sanctified, are pressing hard after this, to have the favour of God restored to them and the image of God renewed on them. These are those that seek the Lord, for it is only in the say of righteousness that we can seek him with... read more