John 10:1

"Truly, truly, I tell you, the person who does not enter the sheep corral through the gate, but climbs over another way [i.e., over the fence], is a thief and a robber. [Note: "Thief" suggests quiet subtlety, while "robber" suggests open aggression].

John 10:8-10

All those who came before me were thieves and robbers and the sheep did not listen to them.

Matthew 7:15

"Look out for deceiving prophets, who approach you wearing sheep's clothing, but who are [actually] starving wolves in their hearts.

Matthew 23:16-28

"It is too bad for you blind leaders who say that whoever takes an oath 'by the Temple,' it does not [really] mean anything, but whoever takes an oath 'by the gold of the Temple,' he is obligated to [fulfill] the oath.

John 3:3

Jesus said to him, "Truly, truly, I tell you, a person cannot see the kingdom of God [i.e., enter it. See verse 5], unless he is born from above [Note: The words "from above" are also used in verse 31, but in this place they could also mean "again," or "anew" and refer to the source of a person's second birth].

Romans 10:15

And how can people preach [anywhere] unless they are sent out? Even as it is written [Isa. 52:7], "How welcome is the coming of those who preach the good news [of salvation through Christ]?"

Romans 16:18

For such men are not serving our Lord Christ but their own [unspiritual] appetites. They are deceiving the minds of innocent people by their smooth talk and flattering words.

2 Corinthians 11:13-15

For such men are false apostles; they are deceitful workers, who disguise themselves as [true] apostles of Christ.

Ephesians 4:8-12

Therefore, it says [Psa. 68:18], "When He ascended on high [i.e., to heaven], He led a procession of captured prisoners [behind Him] [Note: This originally referred to God leading His people in triumph over Israel's enemies, but here is applied to Christ], and gave gifts to [various] people."

Titus 1:11

They must be silenced [because] they are upsetting entire families by teaching things they should not be for the shameful purpose of making money.

Hebrews 5:4

And no one takes on himself the honor [of head priest], but [he is appointed only] when he is called by God, as was the case with Aaron.

1 Peter 1:10

The prophets [of old], who spoke of this salvation, asked about and searched diligently concerning the unearned favor [God provided] for you people.

2 Peter 2:1

But just as there were false prophets among the people before, there will also be false teachers among you [Christians]. They will privately teach harmful doctrines that destroy people [spiritually], by even denying [that Jesus is] the Master, [and thereby] destroying themselves quickly.

2 Peter 2:3

And through greedy desires and deceptive words they will exploit you [for evil purposes]. But the judgment that they have had coming for a long time, will not delay, but will eventually awaken [i.e., arrive] to bring destruction upon them.

2 Peter 2:14-19

Their eyes are filled with sexual lust, and they are never satisfied when it comes to sinning. They entice unstable people and have hearts trained to be greedy [i.e., they continually desire the possessions of others]. [In this condition] they are under God's curse.

1 John 4:1

Loved ones, do not believe [the message of] every spirit [i.e., every person claiming to be a teacher], but test the spirits [i.e., require proof that they and their message are genuine] to see whether they represent God [or not], because many false prophets have begun circulating throughout the world.

Treasury of Scripture Knowledge

Summary

Verily, verily, I say unto you, He that entereth not by the door into the sheepfold, but climbeth up some other way, the same is a thief and a robber.

Bible References

He

John 10:9
I am the gate; if anyone enters [the corral] through me, he will be saved [i.e., from condemnation], and will find pasture [i.e., will receive spiritual nurturing].
Matthew 7:15
"Look out for deceiving prophets, who approach you wearing sheep's clothing, but who are [actually] starving wolves in their hearts.
Matthew 23:16
"It is too bad for you blind leaders who say that whoever takes an oath 'by the Temple,' it does not [really] mean anything, but whoever takes an oath 'by the gold of the Temple,' he is obligated to [fulfill] the oath.
Romans 10:15
And how can people preach [anywhere] unless they are sent out? Even as it is written [Isa. 52:7], "How welcome is the coming of those who preach the good news [of salvation through Christ]?"
Ephesians 4:8
Therefore, it says [Psa. 68:18], "When He ascended on high [i.e., to heaven], He led a procession of captured prisoners [behind Him] [Note: This originally referred to God leading His people in triumph over Israel's enemies, but here is applied to Christ], and gave gifts to [various] people."
Hebrews 5:4
And no one takes on himself the honor [of head priest], but [he is appointed only] when he is called by God, as was the case with Aaron.
1 Peter 1:10
The prophets [of old], who spoke of this salvation, asked about and searched diligently concerning the unearned favor [God provided] for you people.
2 Peter 2:1
But just as there were false prophets among the people before, there will also be false teachers among you [Christians]. They will privately teach harmful doctrines that destroy people [spiritually], by even denying [that Jesus is] the Master, [and thereby] destroying themselves quickly.
1 John 4:1
Loved ones, do not believe [the message of] every spirit [i.e., every person claiming to be a teacher], but test the spirits [i.e., require proof that they and their message are genuine] to see whether they represent God [or not], because many false prophets have begun circulating throughout the world.

The same

John 10:8
All those who came before me were thieves and robbers and the sheep did not listen to them.
Romans 16:18
For such men are not serving our Lord Christ but their own [unspiritual] appetites. They are deceiving the minds of innocent people by their smooth talk and flattering words.
2 Corinthians 11:13
For such men are false apostles; they are deceitful workers, who disguise themselves as [true] apostles of Christ.
Titus 1:11
They must be silenced [because] they are upsetting entire families by teaching things they should not be for the shameful purpose of making money.
2 Peter 2:3
And through greedy desires and deceptive words they will exploit you [for evil purposes]. But the judgment that they have had coming for a long time, will not delay, but will eventually awaken [i.e., arrive] to bring destruction upon them.