'Certain Man' in the Bible

He said, "Go into the city to a certain man and tell him, 'The Teacher says, "My time is near. I will observe the Passover with my disciples at your house."'"

As Jesus stepped ashore, a certain man from the town met him who was possessed by demons. For a long time this man had worn no clothes and had not lived in a house, but among the tombs.

Now a certain man, a Pharisee named Nicodemus, who was a member of the Jewish ruling council,

Now a certain man named Lazarus was sick. He was from Bethany, the village where Mary and her sister Martha lived.