Revelation 2:5, 21, 22
Revelation 2:5 NIV
Consider how far you have fallen! Repent and do the things you did at first. If you do not repent, I will come to you and remove your lampstand from its place.
Revelation 2:22 NIV
So I will cast her on a bed of suffering, and I will make those who commit adultery with her suffer intensely, unless they repent of her ways.