Hebrews 3:18
King James Version
And to whom sware he that they should not enter into his rest, but to them that believed not?
Hebrews 3:18 in context
Hebrews 3:15
While it is said, To day if ye will hear his voice, harden not your hearts, as in the provocation.
Hebrews 3:16
For some, when they had heard, did provoke: howbeit not all that came out of Egypt by Moses.
Hebrews 3:17
But with whom was he grieved forty years? was it not with them that had sinned, whose carcases fell in the wilderness?
Hebrews 3:18SELECTED VERSE
And to whom sware he that they should not enter into his rest, but to them that believed not?
Hebrews 3:19
So we see that they could not enter in because of unbelief.