Reference: DEEP AND DEPTHS
American
The deep, or the great deep, signifies in Scripture, hell, the place of punishment, the bottomless pit, Lu 8:31, compare Re 9:1; 11:7; the grave, Ro 10:7; the deepest parts of the sea, Ps 69:15; 107:26; chaos in the beginning of the world, Ge 1:2. See HELL.
See Verses Found in Dictionary
And the earth was waste and void; and darkness was upon the face of the deep: and the Spirit of God moved upon the face of the waters.
Let not the waterflood overwhelm me, Neither let the deep swallow me up; And let not the pit shut its mouth upon me.
They mount up to the heavens, they go down again to the depths: Their soul melteth away because of trouble.
And they entreated him that he would not command them to depart into the abyss.
or, Who shall descend into the abyss? (That is, to bring Christ up from the dead.)
And the fifth angel sounded, and I saw a star from heaven fallen unto the earth: and there was given to him the key of the pit of the abyss.
And when they shall have finished their testimony, the beast that cometh up out of the abyss shall make war with them, and overcome them, and kill them.