John Gills Exposition of the Bible Commentary - Genesis 8:7
And he sent forth a raven ,.... That by it he might make his observation, how high or low the waters were upon the earth; and the rather he sent out the raven, a bird of prey, which feeds on carrion, that if the earth had been dry, the smell of the dead carcasses would have invited it to go far off from the ark, and not return; but if not, he would see it again: which went forth to and fro, until the waters were dried up from the earth ; or, "and it went forth, going forth and returning"... read more
Matthew Henry's Complete Commentary - Genesis 8:6-12
We have here an account of the spies which Noah sent forth to bring him intelligence from abroad, a raven and a dove. Observe here, I. That though God had told Noah particularly when the flood would come, even to a day (Gen. 7:4), yet he did not give him a particular account by revelation at what times, and by what steps, it should go away, 1. Because the knowledge of the former was necessary to his preparing the ark, and settling himself in it; but the knowledge of the latter would serve only... read more