Where it appears

• Luke 8:31They begged him that he would not command them to go into the abyss.
• Rom 10:7or, ‘Who will descend into the abyss?’ (that is, to bring Christ up from the dead.)”
• Rev 9:1The fifth angel sounded, and I saw a star from the sky which had fallen to the earth. The key to the pit of the abyss was given to him.
• Rev 9:2He opened the pit of the abyss, and smoke went up out of the pit, like the smoke from a burning furnace. The sun and the air were darkened because of the smoke from the pit.
• Rev 9:11They have over them as king the angel of the abyss. His name in Hebrew is “Abaddon”, but in Greek, he has the name “Apollyon”.
• Rev 11:7When they have finished their testimony, the beast that comes up out of the abyss will make war with them, and overcome them, and kill them.
• Rev 17:8The beast that you saw was, and is not; and is about to come up out of the abyss and to go into destruction. Those who dwell on the earth and whose names have not been written in the book of life from the foundation of the world will marvel when they see that the beast was, and is not, and shall be present.
• Rev 20:1I saw an angel coming down out of heaven, having the key of the abyss and a great chain in his hand.
• Rev 20:3and cast him into the abyss, and shut it, and sealed it over him, that he should deceive the nations no more, until the thousand years were finished. After this, he must be freed for a short time.