Treasury of Scripture Knowledge
They went out from us, but they were not of us; for if they had been of us, they would no doubt have continued with us: but they went out, that they might be made manifest that they were not all of us.
And what was sown upon the rocky soil means the man who hears the message and at once accepts it joyfully,
Some of it fell on rocky ground, and where there was not much soil, and it sprang up at once because the soil was not deep,
The ones on the rock are those who receive the message joyfully when they first hear it, but it takes no real root. They believe for a little while, and then in the time of trial they draw back.
Any branch of mine that does not bear fruit he trims away, and he prunes every branch that bears fruit, to make it bear more.
As we have heard that some of our number, without any instructions from us, have disturbed you by their teaching and unsettled your minds,
and from your own number men will appear and teach perversions of the truth in order to draw the disciples away after them.
2 Peter 2:20
For if after men have escaped the corrupting influences of the world through the knowledge of the Lord and Savior Jesus Christ, they again become entangled in them and are overcome by them, their final condition is worse than their former one.
These are the men who create division; they are animal and devoid of the Spirit.
Not that God's message has failed. For not everybody who is descended from Israel really belongs to Israel,
So too at the present time there is a remnant selected by God's mercy.
1 Corinthians 11:19
Doubtless there must be parties among you, if those who are right are to be recognized among you.
2 Timothy 3:9
But they will not make much progress, for everyone will perceive their folly, just as they did that of those others.
But we will not draw back and perish, but we will have faith and save our souls.