ὀμνύω

Therefore being a prophet, and knowing that God had sworn with an oath to him, that of the fruit of his loins, according to the flesh, he would raise up Christ to sit on his throne;

But when the time of the promise drew nigh, which God had sworn to Abraham, the people grew and multiplied in Egypt,

So I sware in my wrath, They shall not enter into my rest.)

And to whom sware he that they should not enter into his rest, but to them that believed not?

For we which have believed do enter into rest, as he said, As I have sworn in my wrath, if they shall enter into my rest: although the works were finished from the foundation of the world.

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

For men verily swear by the greater: and an oath for confirmation is to them an end of all strife.

(For those priests were made without an oath; but this with an oath by him that said unto him, The Lord sware and will not repent, Thou art a priest for ever after the order of Melchisedec:)

But above all things, my brethren, swear not, neither by heaven, neither by the earth, neither by any other oath: but let your yea be yea; and your nay, nay; lest ye fall into condemnation.

The oath which he sware to our father Abraham,