'Someone' in the Bible

Someone escaped, arrived, and reported what had happened to Abram the Hebrew, who was living by the oaks belonging to Mamre the Amorite, whose brothers Eshcol and Aner were allied with Abram.

Now as to your gods, if you find someone has them in their possession, he's a dead man. Take our relatives as witnesses, search through our belongings, and take whatever belongs to you that's in my possession." But Jacob didn't know that Rachel had stolen the idols.

so Pharaoh asked his servants, "Can we find anyone else like this someone in whom the Spirit of God lives?