Hebrews 6:13

For to Abraham God, having made promise, seeing He was able to swear by no greater, did swear by Himself,

Luke 1:73

An oath that He sware to Abraham our father,

Genesis 22:15-18

And the messenger of Jehovah calleth unto Abraham a second time from the heavens,

Psalm 105:9-10

That He hath made with Abraham, And His oath to Isaac,

Isaiah 45:23

By Myself I have sworn, Gone out from my mouth in righteousness hath a word, And it turneth not back, That to Me, bow doth every knee, every tongue swear.

Jeremiah 22:5

And if ye do not hear these words, By myself I have sworn -- an affirmation of Jehovah, That this house is for a desolation.

Jeremiah 49:13

For, by Myself, I have sworn, An affirmation of Jehovah, That for a desolation, for a reproach, For a waste, and for a reviling -- is Bozrah, And all her cities are for wastes age-during.

Ezekiel 32:13

And I have destroyed all her beasts, From beside many waters, And trouble them not doth a foot of man any more, Yea, the hoofs of beasts trouble them not.

Micah 7:20

Thou givest truth to Jacob, kindness to Abraham, That thou hast sworn to our fathers, from the days of antiquity!

Hebrews 6:16-18

for men indeed do swear by the greater, and an end of all controversy to them for confirmation is the oath,

Treasury of Scripture Knowledge

Summary

For when God made promise to Abraham, because he could swear by no greater, he sware by himself,

Bible References

He sware

Hebrews 6:16
for men indeed do swear by the greater, and an end of all controversy to them for confirmation is the oath,
Genesis 22:15
And the messenger of Jehovah calleth unto Abraham a second time from the heavens,
Ezekiel 32:13
And I have destroyed all her beasts, From beside many waters, And trouble them not doth a foot of man any more, Yea, the hoofs of beasts trouble them not.
Psalm 105:9
That He hath made with Abraham, And His oath to Isaac,
Isaiah 45:23
By Myself I have sworn, Gone out from my mouth in righteousness hath a word, And it turneth not back, That to Me, bow doth every knee, every tongue swear.
Jeremiah 22:5
And if ye do not hear these words, By myself I have sworn -- an affirmation of Jehovah, That this house is for a desolation.
Jeremiah 49:13
For, by Myself, I have sworn, An affirmation of Jehovah, That for a desolation, for a reproach, For a waste, and for a reviling -- is Bozrah, And all her cities are for wastes age-during.
Micah 7:20
Thou givest truth to Jacob, kindness to Abraham, That thou hast sworn to our fathers, from the days of antiquity!
Luke 1:73
An oath that He sware to Abraham our father,

General references

Genesis 22:16
and saith, 'By Myself I have sworn -- the affirmation of Jehovah -- that because thou hast done this thing, and hast not withheld thy son, thine only one --
Micah 7:20
Thou givest truth to Jacob, kindness to Abraham, That thou hast sworn to our fathers, from the days of antiquity!
Revelation 10:6
and did swear in Him who doth live to the ages of the ages, who did create the heaven and the things in it, and the land and the things in it, and the sea and the things in it -- that time shall not be yet,