The first pope was married. Why did they stop?
The healing of the mother of Peter’s wife is one of the miracles of Jesus in the Gospels, reported in Matthew 8:14–15, Mark 1:29–31, and Luke 4:38–41. ... Peter’s mother-in-law was sick with a great fever before Jesus came into the house and was made aware of the sickness.
Single clergy has no idea what makes up a marriage.