'God Save The King' in the Bible

And Samuel said to all the people, See ye him whom the LORD hath chosen, that there is none like him among all the people? And all the people shouted, and said, God save the king.

And it came to pass, when Hushai the Archite, David's friend, was come unto Absalom, that Hushai said unto Absalom, God save the king, God save the king.

And he brought forth the king's son, and put the crown upon him, and gave him the testimony; and they made him king, and anointed him; and they clapped their hands, and said, God save the king.

Then they brought out the king's son, and put upon him the crown, and gave him the testimony, and made him king. And Jehoiada and his sons anointed him, and said, God save the king.

Nevertheless I was sore afraid and said unto the king, "God save the king's life forever, should I not look sadly? The city of my fathers' burial lieth waste and the gates thereof are consumed with fire."