Who is cephus in the bible?

Cephas is a name used in the New Testament of The Bible to refer to the Apostle Peter. The name "Cephas" is of Aramaic origin and means "rock," which aligns with Jesus' declaration that Peter would be the rock upon which He would build His church (Matthew 16:18). Cephas is also mentioned in the context of early Christian communities and is associated with Paul’s letters, where he is referred to as Peter.