'Someone' in the Bible

But someone came and reported to them, “The men whom you put in prison are standing in the temple and teaching the people!”

Now there was a man named Simon, who formerly was practicing magic in the city and astonishing the people of Samaria, claiming to be someone great;

And he said, “Well, how could I, unless someone guides me?” And he invited Philip to come up and sit with him.

The eunuch answered Philip and said, “Please tell me, of whom does the prophet say this? Of himself or of someone else?”

‘Behold, you scoffers, and marvel, and perish;For I am accomplishing a work in your days,A work which you will never believe, though someone should describe it to you.’”