1 Timothy 3:6

He must not be a recent convert, or he may become conceited and fall into the same condemnation as the devil.

1 Timothy 6:4

he is conceited and understands nothing; but he has a morbid interest in controversial questions and disputes about words, which produce envy, strife, malicious talk, evil suspicions,

Luke 10:18

And he said to them, "I saw Satan fall like lightning from heaven.

1 Corinthians 3:1

But I, brethren, could not address you as spiritual men, but as carnal men, as infants in Christ.

1 Corinthians 4:6-8

Now these things, brethren, I have figuratively applied to myself and Apollos for your benefit, so that in us you may learn not to go beyond what is written, so that no one of you will become arrogant in favor of one against the other.

1 Corinthians 8:1

Now concerning food sacrificed to idols: we know that we all possess knowledge. Knowledge puffs up, but love builds up.

2 Corinthians 12:7

And to keep me from being too elated because of the abundance of revelations, there was given to me a thorn in the flesh, a messenger of Satan, to harass me, to keep me from being too elated.

2 Timothy 3:4

treacherous, reckless, conceited, lovers of pleasure rather than lovers of God,

Hebrews 5:12-13

For though by this time you ought to be teachers, you need someone to teach you again the first principles of God's word. You need milk, not solid food;

1 Peter 2:2

Like newborn babes, long for the pure spiritual milk, so that by it you may grow up in your salvation,

1 Peter 5:5

Likewise you that are younger men be subject to the elders. Clothe yourselves, all of you, with humility toward one another, for "God opposes the proud, but gives grace to the humble."

2 Peter 2:4

For if God did not spare angels when they sinned, but cast them into hell and committed them to pits of darkness, to be reserved for judgment;

Jude 1:6

And the angels who did not keep their own domain, but abandoned their proper abode, he has kept in eternal chains under darkness for the judgment of the great day,

Treasury of Scripture Knowledge

Summary

Not a novice, lest being lifted up with pride he fall into the condemnation of the devil.

The condemnation

Bible References

Novice

1 Corinthians 3:1
But I, brethren, could not address you as spiritual men, but as carnal men, as infants in Christ.
Hebrews 5:12
For though by this time you ought to be teachers, you need someone to teach you again the first principles of God's word. You need milk, not solid food;
1 Peter 2:2
Like newborn babes, long for the pure spiritual milk, so that by it you may grow up in your salvation,

Lest

1 Corinthians 4:6
Now these things, brethren, I have figuratively applied to myself and Apollos for your benefit, so that in us you may learn not to go beyond what is written, so that no one of you will become arrogant in favor of one against the other.
1 Corinthians 8:1
Now concerning food sacrificed to idols: we know that we all possess knowledge. Knowledge puffs up, but love builds up.
2 Corinthians 12:7
And to keep me from being too elated because of the abundance of revelations, there was given to me a thorn in the flesh, a messenger of Satan, to harass me, to keep me from being too elated.
1 Peter 5:5
Likewise you that are younger men be subject to the elders. Clothe yourselves, all of you, with humility toward one another, for "God opposes the proud, but gives grace to the humble."

The condemnation

Luke 10:18
And he said to them, "I saw Satan fall like lightning from heaven.
2 Peter 2:4
For if God did not spare angels when they sinned, but cast them into hell and committed them to pits of darkness, to be reserved for judgment;
Jude 1:6
And the angels who did not keep their own domain, but abandoned their proper abode, he has kept in eternal chains under darkness for the judgment of the great day,