Verses with the word swearing in the Old Testament (4 verses):
And if a soul sin, and hear the voice of swearing, and is a witness, whether he hath seen or known of it; if he do not utter it, then he shall bear his iniquity.
For the land is full of adulterers; for because of swearing the land mourneth; the pleasant places of the wilderness are dried up, and their course is evil, and their force is not right.
By swearing, and lying, and killing, and stealing, and committing adultery, they break out, and blood toucheth blood.
They have spoken words, swearing falsely in making a covenant: thus judgment springeth up as hemlock in the furrows of the field.