Strong's Concordance G3727

Mat 5:33  ¶ Again, ye have heard that it hath been said by them of old time, Thou shalt not forswear thyself, but shalt perform unto the Lord thine oathsG3727:

Mat 14:7  Whereupon he promised with an oathG3727 to give her whatsoever she would ask.

Mat 14:9  And the king was sorry: nevertheless for the oath's sakeG3727, and them which sat with him at meat, he commanded it to be given her.

Mat 26:72  And again he denied with an oathG3727, I do not know the man.

Mar 6:26  And the king was exceeding sorry; yet for his oath's sakeG3727, and for their sakes which sat with him, he would not reject her.

Luk 1:73  The oathG3727 which he sware to our father Abraham,

Act 2:30  Therefore being a prophet, and knowing that God had sworn with an oathG3727 to him, that of the fruit of his loins, according to the flesh, he would raise up Christ to sit on his throne;

Heb 6:16  For men verily swear by the greater: and an oathG3727 for confirmation is to them an end of all strife.

Heb 6:17  Wherein God, willing more abundantly to shew unto the heirs of promise the immutability of his counsel, confirmed it by an oathG3727:

Jam 5:12  But above all things, my brethren, swear not, neither by heaven, neither by the earth, neither by any other oathG3727: but let your yea be yea; and your nay, nay; lest ye fall into condemnation.