In 1 Corinthians 3:1, Paul had already called them 'people of the flesh'; the jealousy and strife here are the proof of that condition.

In 1 Cor 11:18, Paul similarly identifies divisions among the Corinthians, echoing the jealousy and strife problem here.

1 Corinthians 1:11 is the report of quarreling that Paul references in 3:3 — directly citing the evidence of their fleshly behavior.

In 1 Corinthians 12:25, the ideal is no division and mutual care—Corinth's jealousy and strife violate this unity.

In 1 Corinthians 5:8, Paul calls for sincerity and truth—the opposite of the malice seen in jealousy and strife.

1 Corinthians 6:1-6 describes believers suing each other — a concrete example of the jealousy and strife that Paul condemns in 3:3.

Titus 3:3 lists malice and envy, mirroring the jealousy and strife in 1 Cor 3:3 as fleshly sins.

Ephesians 4:22-24 commands putting off the old self, directly addressing the fleshly behavior seen in 1 Cor 3:3.

Ephesians 2:3 describes living in fleshly lusts, the very source of the jealousy and strife present in 1 Cor 3:3.

Gal 5:19-21 lists jealousy, strife, and other works of the flesh, directly paralleling Paul's charge of fleshly behavior.

James 3:16 echoes that jealousy and selfish ambition lead to disorder, matching Paul's point about fleshly behavior.

2 Cor 12:20 lists jealousy, strife, and other fleshly behaviors Paul fears finding in Corinth, mirroring this verse.

In Romans 16:17, Paul warns to avoid those who cause divisions—the very problem he rebukes in Corinth.

In Acts 17:5, jealousy drives a mob against Paul—another example of jealousy fueling conflict, just as in Corinth.

In Acts 13:45, Jewish jealousy sparks opposition to Paul—the same sinful jealousy causing strife in Corinth.

In John 3:26, John's disciples envy Jesus' popularity—the same jealousy Paul condemns among the Corinthians.

In Matthew 23:8, Jesus calls believers brothers under one teacher—Paul's rebuke of jealousy and strife shows they violated this brotherhood.

Philippians 1:15 shows the same 'envy and rivalry' motivating preachers — echoing the fleshly jealousy Paul rebukes in Corinth.

Philippians 2:3 commands against 'selfish ambition and conceit' — the very attitudes behind the jealousy and strife Paul condemns here.

James 3:14 explicitly mentions 'bitter jealousy and selfish ambition' — the exact attitudes Paul calls fleshly in the Corinthians.

Colossians 3:8 lists 'anger, wrath, malice' as sins to put off — these are the same fleshly works that produce the jealousy and strife Paul sees.

1 Timothy 6:4 describes a person 'puffed up with conceit' who produces 'envy, dissension' — directly mirroring the jealousy and strife in Corinth.

1 Peter 2:1 lists the same fleshly behaviors (envy, slander) that Paul condemns in Corinth — urging believers to put them away.

James 4:1 traces quarrels to inner desires, paralleling Paul's diagnosis of jealousy and strife as fleshly.

James 4:2 describes how unfulfilled desires lead to fighting, reflecting the same root cause as Paul's jealousy and strife.

Genesis 13:7 shows strife between Abram and Lot's herdsmen, a similar example of the division Paul addresses.

1 Peter 4:2 calls for living for God's will, contrasting the fleshly conduct rebuked in 1 Cor 3:3.

Philippians 2:14 urges doing all things without 'grumbling or disputing' — a specific form of the strife that marks fleshly behavior in Corinth.

Gal 5:15 warns against biting and devouring one another, similar to the conflict Paul condemns here.

Numbers 11:29 shows Moses' lack of jealousy, contrasting the fleshly jealousy in 1 Cor 3:3.

Genesis 30:1 records Rachel's jealousy, an Old Testament instance of the jealousy Paul condemns.

Mark 7:22 continues with envy, slander, etc., highlighting inner evils that parallel Paul's fleshly behaviors.

Mark 7:21 lists envy and other evils from the heart, similar to the jealousy and strife Paul attributes to fleshly nature.