But Marajade, it does NOT say forbidding a Bishop to marry.
Let's look at it in context:
Now the Spirit manifestly saith, that in the LAST TIMES some shall depart from the faith, giving heed to spirits of error, and doctrines of devils,
Speaking lies in hypocrisy, and having their conscience seared,
Forbidding to marry, to abstain from meats, which God hath created to be received with thanksgiving by the faithful, and by them that have known the truth.
Where did he say Bishop? Where did he say priest?
Scholars say St. Paul was speaking about certain sects which were Gnostic and they also had a disdain for the material world and for the material body. They were also strict vegetarians.
Entire book of Timothy is about the qualifications set for Bishops. Context, context, context.