Bible Verses About The Scriptures: Christ sanctioned, by appealing to them

Who answered and said: It is written, Not in bread alone doth man live, but in every word that proceedeth from the mouth of God.

And have you not read this scripture, The stone which the builders rejected, the same is made the head of the corner:

Doth not the scripture say: That Christ cometh of the seed of David and from Bethlehem the town where David was?