G4693 — spelaion
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
spelaion — pronounced spay'-lah-yon
neuter of a presumed derivative of speos (a grotto); a cavern; by implication, a hiding-place or resort:--cave, den.
6 occurrences in the KJV.
Matthew 21:13
And said unto them, It is written, My house shall be called the house of prayer; but ye have made it a den of thieves.
Mark 11:17
And he taught, saying unto them, Is it not written, My house shall be called of all nations the house of prayer? but ye have made it a den of thieves.
Luke 19:46
Saying unto them, It is written, My house is the house of prayer: but ye have made it a den of thieves.
John 11:38
Jesus therefore again groaning in himself cometh to the grave. It was a cave, and a stone lay upon it.
Hebrews 11:38
(Of whom the world was not worthy:) they wandered in deserts, and in mountains, and in dens and caves of the earth.
Revelation 6:15
And the kings of the earth, and the great men, and the rich men, and the chief captains, and the mighty men, and every bondman, and every free man, hid themselves in the dens and in the rocks of the mountains;