Matthew 7:6
Give not that which is holy to the dogs, neither cast you your pearls before swine, lest they trample them under their feet, and turn again and rend you.
Torrey's Topical Textbook—AKJV

Matthew 15:26
But he answered and said, It is not meet to take the children's bread, and to cast it to dogs.
Torrey's Topical Textbook—AKJV