1 Corinthians 11:19

you shall not listen to the words of that prophet or that dreamer of dreams; for Yahweh your God is testing you to find out if you love Yahweh your God with all your heart and with all your soul.

“Woe to the world because of its stumbling blocks! For it is inevitable that stumbling blocks come; nevertheless, woe to that man through whom the stumbling block comes!

Now He said to His disciples, “It is inevitable that stumbling blocks come, but woe to him through whom they come!

For I am afraid that perhaps when I come I may find you to be not what I wish and may be found by you to be not what you wish; that perhaps there will be strife, jealousy, outbursts of anger, selfish ambition, slanders, gossip, arrogance, disturbances.

idolatry, sorcery, enmities, strife, jealousy, outbursts of anger, selfish ambition, dissensions, factions,

For it was Adam who was first formed, and then Eve.

But false prophets also arose among the people, just as there will also be false teachers among you, who will secretly introduce destructive heresies, even denying the Master who bought them, bringing swift destruction upon themselves.

They went out from us, but they were not really of us; for if they were of us, they would have remained with us; but they went out, so that it would be manifested that they all are not of us.