Mark 4:9 in the King James Version
And he said unto them, He that hath ears to hear, let him hear.
Context
8 Others fell into the good ground and yielded fruit, growing up and increasing. Some produced thirty times, some sixty times, and some one hundred times as much.”
9 He said, “Whoever has ears to hear, let him hear.”
10 When he was alone, those who were around him with the twelve asked him about the parables.