'Party' in the Bible

For he regularly ate with the Gentiles before certain men came from James. However, when they came, he withdrew and separated himself, because he feared those from the circumcision party.

But if, while we seek to be justified in Christ [by faith], we ourselves are found to be sinners, does that make Christ an advocate or promoter of our sin? Certainly not!

Now a mediator involves more than one party, but God is one.

idolatry, sorcery, hostility, strife, jealousy, fits of anger, disputes, dissensions, factions [that promote heresies],