the same came unto him by night, and said to him, Rabbi, we know that thou art a teacher come from God; for no one can do these signs that thou doest, except God be with him.
And he said, Take now thy son, thine only son, whom thou lovest, even Isaac, and get thee into the land of Moriah; and offer him there for a burnt-offering upon one of the mountains which I will tell thee of.