Revelation 2:5; Revelation 3:3; Revelation 3:19

Revelation 2:5

5 Remember therefore from whence thou art fallen, and repent, and do the first works; or else I will come unto thee quickly, and will remove thy candlestick out of his place, except thou repent.

Revelation 3:3

3 Remember therefore how thou hast received and heard, and hold fast, and repent. If therefore thou shalt not watch, I will come on thee as a thief, and thou shalt not know what hour I will come upon thee.

Revelation 3:19

19 As many as I love, I rebuke and chasten: be zealous therefore, and repent.