Or if he asks for a fish, will give him a snake?
Our Saviour, in the foregoing chapter, had spoken of prayer as a commanded duty, by which God is honoured, and which, if done aright, shall be rewarded; here he speaks of it as the appointed means of obtaining what we need, especially grace to obey the precepts he had given, some of which are so displeasing to flesh and blood. I.
Commenting on Matthew 7:7-11
Or if he ask a fish, will he give him a serpent? Which is somewhat like a fish, especially an eel. Fish and bread are mentioned, because these were common food; see Mar 6:41 Joh 21:13 and particularly in Galilee, a fish country, where Christ now was, and from whence he had called his disciples, who were fishermen.
Or if he ask a fish, will he give him a serpent?--like it, indeed, but only to sting him.