'Swear' in the Bible

And it is declared to Solomon, saying, 'Lo, Adonijah feareth king Solomon, and lo, he hath laid hold on the horns of the altar, saying, Let king Solomon swear to me as to-day -- he doth not put to death his servant by the sword.'

And lo, with thee is Shimei son of Gera, the Benjamite of Bahurim, and he reviled me -- a grievous reviling -- in the day of my going to Mahanaim; and he hath come down to meet me at the Jordan, and I swear to him by Jehovah, saying, I do not put thee to death by the sword;

and the king sendeth and calleth for Shimei, and saith unto him, 'Have I not caused thee to swear by Jehovah -- and I testify against thee, saying, In the day of thy going out, and thou hast gone anywhere, thou dost certainly know that thou dost surely die; and thou sayest unto me, The word I have heard is good?

that which a man sinneth against his neighbour, and he hath lifted up upon him an oath to cause him to swear, and the oath hath come in before Thine altar in this house,

Jehovah thy God liveth, if there is a nation and kingdom whither my lord hath not sent to seek thee; and they said, He is not, then he caused the kingdom and the nation to swear, that it doth not find thee;