'Surely' in the Bible

Joab replied, "As surely as God lives, if you had not said this, it would have been morning before the people would have abandoned pursuit of their brothers!"

You know Abner the son of Ner! Surely he came here to spy on you and to determine when you leave and when you return and to discover everything that you are doing!"

David replied to Recab and his brother Baanah, the sons of Rimmon the Beerothite, "As surely as the Lord lives, who has delivered my life from all adversity,

Surely when wicked men have killed an innocent man as he slept in his own house, should I not now require his blood from your hands and remove you from the earth?"

Uriah replied to David, "The ark and Israel and Judah reside in temporary shelters, and my lord Joab and my lord's soldiers are camping in the open field. Should I go to my house to eat and drink and have marital relations with my wife? As surely as you are alive, I will not do this thing!"

Then David became very angry at this man. He said to Nathan, "As surely as the Lord lives, the man who did this deserves to die!

She replied, "In that case, let the king invoke the name of the Lord your God so that the avenger of blood may not kill! Then they will not destroy my son!" He replied, "As surely as the Lord lives, not a single hair of your son's head will fall to the ground."

The king said, "Did Joab put you up to all of this?" The woman answered, "As surely as you live, my lord the king, there is no deviation to the right or to the left from all that my lord the king has said. For your servant Joab gave me instructions. He has put all these words in your servant's mouth.

But Ittai replied to the king, "As surely as the Lord lives and as my lord the king lives, wherever my lord the king is, whether dead or alive, there I will be as well!"