'Certainly' in the Bible

and it hath been, in the day of thy going out, and thou hast passed over the brook Kidron, thou dost certainly know that thou dost surely die -- thy blood is on thy head.'

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?

And Pharaoh saith to him, 'But, what art thou lacking with me, that lo, thou art seeking to go unto thine own land?' and he saith, 'Nay, but thou dost certainly send me away.'

for the word certainly cometh to pass that he called by the word of Jehovah concerning the altar which is Beth-El, and concerning all the houses of the high places that are in cities of Samaria.'