'For Us' in the Bible

and said unto him - Lo! thou, art old, and, thy sons, walk not in thy ways: Now, appoint for us a king to judge us, like all the nations.

They, had come into the land of Zuph when, Saul, said to his young man who was with him, Come! and let us return; lest my father leave off caring for the asses, and be concerned for us.

As for us, we invaded the South of the Cherithites, and against that which pertaineth unto Judah, and against the South of Caleb, - and, Ziklag, burned we with fire.