Psalm 78:2
I will open my mouth in similitudes, and will speak forth things which have been kept secret from the beginning of the world;
Psalm 49:4
I will incline mine ear to the parable, and show my dark speech upon the harp.
Proverbs 1:6
and he that is endued with understanding shall obtain wit to perceive a parable, and the interpretation thereof; the words of the wise, and the dark speeches of the same.
Matthew 13:11-13
He answered, and said unto them, "It is given unto you to know the secrets of the kingdom of heaven, but to them it is not given.
Matthew 13:34-35
All these things spake Jesus unto the people by similitudes, and with out similitudes spake he nothing to them,
Mark 4:34
And without similitude spake he nothing unto them. But when they were apart, he expounded all things to his disciples.