Hebrews 6:13
For God haying promised Abraham, when he could not swear by a greater, swore by himself,
Hebrews 3:18
And to whom did he swear that they should not enter into his rest? was it not to them that disobeyed?
Hebrews 6:17
for which cause, God wishing more abundantly to show to the heirs of the promise the immutability of his purpose, interposed with an oath,
Treasury of Scripture Knowledge
Summary
But if ye will not hear these words, I swear by myself, saith the LORD, that this house shall become a desolation.
Bible References
I
Hebrews 3:18
And to whom did he swear that they should not enter into his rest? was it not to them that disobeyed?
Hebrews 6:13
For God haying promised Abraham, when he could not swear by a greater, swore by himself,