Matthew 13:45-46

13:45 “Again, the kingdom of heaven is like a merchant searching for fine pearls. 13:46 When he found a pearl of great value, he went out and sold everything he had and bought it.

Matthew 7:6

7:6 Do not give what is holy to dogs or throw your pearls before pigs; otherwise they will trample them under their feet and turn around and tear you to pieces.