'Someone' in the Bible

He was preaching: “Someone more powerful than I will come after me. I am not worthy to stoop down and untie the strap of His sandals.

John said to Him, “Teacher, we saw someone driving out demons in Your name, and we tried to stop him because he wasn’t following us.”

Someone ran and filled a sponge with sour wine, fixed it on a reed, offered Him a drink, and said, “Let’s see if Elijah comes to take Him down!”