Strong G2812 κλέπτης kleptēs · thief

Revelation

1. Revelation 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.
2. Revelation 16:15
   Behold, I come as a thief. Blessed is he that watcheth, and keepeth his garments, lest he walk naked, and they see his shame.