New Revised Standard Version
They went out from us, but they did not belong to us; for if they had belonged to us, they would have remained with us. But by going out they made it plain that none of them belongs to us.

Contemporary English Version
These people came from our own group, yet they were not really part of us. If they had been part of us, they would have stayed with us. But they left, which proves they did not belong to our group.

New American Bible
They went out from us, but they were not really of our number; if they had been, they would have remained with us. Their desertion shows that none of them was of our number.

Douay-Rheims Bible
They went out from us but they were not of us. For if they had been of us, they would no doubt have remained with us: but that they may be manifest, that they are not all of us.

They went out from us but they were not of us. For if they had been of us, they would no doubt have remained with us: but that they may be manifest, that they are not all of us.

went out.

Deuteronomy 13:13 Children of Belial are gone out of the midst of thee, and have withdrawn the inhabitants of their city, and have said: Let us go, and serve strange gods which you know not:

Psalm 41:9 For even the man of my peace, in whom I trusted, who ate my bread, hath greatly supplanted me.

Matthew 13:20,21 And he that received the seed upon stony ground, is he that heareth the word, and immediately receiveth it with joy. . . .

Mark 4:5,6,16,17 And other some fell upon stony ground, where it had not much earth; and it shot up immediately, because it had no depth of earth. . . .

Luke 8:13 Now they upon the rock are they who when they hear receive the word with joy: and these have no roots: for they believe for a while and in time of temptation they fall away.

John 15:2 Every branch in me that beareth not fruit, he will take away: and every one that beareth fruit, he will purge it, that it may bring forth more fruit.

Acts 15:24 Forasmuch as we have heard that some going out from us have troubled you with words, subverting your souls, to whom we gave no commandment:

Acts 20:30 And of your own selves shall arise men speaking perverse things, to draw away disciples after them.

2 Peter 2:20,21 For if, flying from the pollutions of the world, through the knowledge of our Lord and Saviour Jesus Christ, they be again entangled in them and overcome: their latter state is become unto them worse than the former. . . .

Jude 1:19 These are they who separate themselves, sensual men, having not the Spirit.

for.

Job 17:9 And the just man shall hold on his way, and he that hath clean hands shall be stronger and stronger.

Psalm 37:28 For the Lord loveth judgment, and will not forsake his saints: they shall be preserved for ever. The unjust shall be punished, and the seed of the wicked shall perish.

Psalm 125:1,2 A gradual canticle. They that trust in the Lord shall be as mount Sion: he shall not be moved for ever that dwelleth . . .

Jeremiah 32:38-40 And they shall be my people, and I will be their God. . . .

Matthew 24:24 For there shall arise false Christs and false prophets and shall shew great signs and wonders, insomuch as to deceive (if possible) even the elect.

Mark 13:22 For there will rise up false Christs and false prophets: and they shall shew signs and wonders, to seduce (if it were possible) even the elect.

John 4:14 But the water that I will give him shall become in him a fountain of water, springing up into life everlasting.

John 6:37-39 All that the Father giveth to me shall come to me: and him that cometh to me, I will not cast out. . . .

John 10:28-30 And I give them life everlasting: and they shall not perish for ever. And no man shall pluck them out of my hand. . . .

2 Timothy 2:10,19 Therefore I endure all things for the sake of the elect, that they also may obtain the salvation which is in Christ Jesus, with heavenly glory. . . .

1 Peter 1:2-5 According to the foreknowledge of God the Father, unto the sanctification of the Spirit, unto obedience and sprinkling of the blood of Jesus Christ. Grace unto you and peace be multiplied. . . .

Jude 1:1 Jude, the servant of Jesus Christ and brother of James: to them that are beloved in God the Father and preserved in Jesus Christ and called.

they might.

Romans 9:6 Not as though the word of God hath miscarried. For all are not Israelites that are of Israel.

Romans 11:5,6 Even so then, at this present time also, there is a remnant saved according to the election of grace. . . .

1 Corinthians 11:19 For there must be also heresies: that they also, who are approved may be made manifest among you.

2 Timothy 3:9 But they shall proceed no farther: for their folly shall be manifest to all men, as theirs also was.

Hebrews 10:39 But we are not the children of withdrawing unto perdition, but of faith to the saving of the soul.