Strong's Concordance G12

Luk 8:31  And they besought him that he would not command them to go out into the deepG12.

Rom 10:7  Or, Who shall descend into the deepG12? (that is, to bring up Christ again from the dead.)

Rev 9:1  And the fifth angel sounded, and I saw a star fall from heaven unto the earth: and to him was given the key of the bottomlessG12 pit.

Rev 9:2  And he opened the bottomlessG12 pit; and there arose a smoke out of the pit, as the smoke of a great furnace; and the sun and the air were darkened by reason of the smoke of the pit.

Rev 9:11  And they had a king over them, which is the angel of the bottomless pitG12, whose name in the Hebrew tongue is Abaddon, but in the Greek tongue hath his name Apollyon.

Rev 11:7  And when they shall have finished their testimony, the beast that ascendeth out of the bottomless pitG12 shall make war against them, and shall overcome them, and kill them.

Rev 17:8  The beast that thou sawest was, and is not; and shall ascend out of the bottomless pitG12, and go into perdition: and they that dwell on the earth shall wonder, whose names were not written in the book of life from the foundation of the world, when they behold the beast that was, and is not, and yet is.

Rev 20:1  And I saw an angel come down from heaven, having the key of the bottomless pitG12 and a great chain in his hand.

Rev 20:3  And cast him into the bottomless pitG12, and shut him up, and set a seal upon him, that he should deceive the nations no more, till the thousand years should be fulfilled: and after that he must be loosed a little season.