Heresy: Teachers of, Among Early Christians
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Acts 15:24
It has come to our attention that some went out from us without our authorization and unsettled you, troubling your minds by what they said.
2 Corinthians 11:4
For if someone comes and proclaims a Jesus other than the One we proclaimed, or if you receive a different spirit than the One you received, or a different gospel than the one you accepted, you put up with it way too easily.
Galatians 1:7
which is not even a gospel. Evidently some people are troubling you and trying to distort the gospel of Christ.
Galatians 2:4
This issue arose because some false brothers had come in under false pretenses to spy on our freedom in Christ Jesus, in order to enslave us.
2 Peter 2:1
Now there were also false prophets among the people, just as there will be false teachers among you. They will secretly introduce destructive heresies, even denying the Master who bought them—bringing swift destruction on themselves.
Jude 1:3–16
Beloved, although I made every effort to write to you about the salvation we share, I felt it necessary to write and urge you to contend earnestly for the faith entrusted once for all to the saints. / For certain men have crept in among you unnoticed—ungodly ones who were designated long ago for condemnation. They turn the grace of our God into a license for immorality, and they deny our only Master and Lord, Jesus Christ. / Although you are fully aware of this, I want to remind you that after Jesus had delivered His people out of the land of Egypt, He destroyed those who did not believe.
Revelation 2:2
I know your deeds, your labor, and your perseverance. I know that you cannot tolerate those who are evil, and you have tested and exposed as liars those who falsely claim to be apostles.