Revelation 2:7
He who has an ear, let him listen to what the Spirit is saying to the churches. To him that overcomes, to him will I give to eat from the tree of life which is in the garden of God.
Revelation 2:11
Let him who has ears, listen to what the Spirit is saying to the churches. He that overcomes shall not be hurt of the second death.
Revelation 2:14
But I have a few things against you, because you have there some who hold to the teaching of Balaam, who taught Balak to put a stumbling-block before the sons of Israel, to eat food offered to idols, and to practise immorality.
Revelation 2:29
Let him who has an ear, listen to what the Spirit is saying to the churches.