Strong H8267 שֶׁ֫קֶר sheqer · deception

Leviticus

1. Leviticus 6:3
   Or have found that which was lost, and lieth concerning it, and sweareth falsely; in any of all these that a man doeth, sinning therein:
2. Leviticus 6:5
   Or all that about which he hath sworn falsely; he shall even restore it in the principal, and shall add the fifth part more thereto, and give it unto him to whom it appertaineth, in the day of his trespass offering.
3. Leviticus 19:12
   And ye shall not swear by my name falsely, neither shalt thou profane the name of thy God: I am the Lord.