'Certain' in the Bible

He came therefore again to Cana of Galilee, where he made the water wine. And there was a certain courtier in Capernaum whose son was sick.

For an angel descended at a certain season in the pool and troubled the water. Whoever therefore first went in after the troubling of the water became well, whatever disease he laboured under.

But there was a certain man there who had been suffering under his infirmity thirty and eight years.

Now there was a certain man sick, Lazarus of Bethany, of the village of Mary and Martha her sister.

But a certain one of them, Caiaphas, being high priest that year, said to them, Ye know nothing

And there were certain Greeks among those who came up that they might worship in the feast;