In Galatians 1:10, Paul directly contrasts pleasing God vs pleasing man — the same central contrast as 1 Thess 2:4's 'not to please man but God'.

John 2:25 directly states Jesus knew what was in man — a strong parallel to God testing hearts in 1 Thessalonians 2:4.

In 1 Corinthians 2:4, Paul's speech relied on Spirit's power, not human wisdom — matching the 'not pleasing man' motive in 1 Thess 2:4.

In 1 Corinthians 2:5, faith rests on God's power, not human wisdom — echoing the divine approval focus of 1 Thess 2:4.

In 1 Corinthians 4:1, Paul calls himself a steward of God's mysteries — directly parallel to being entrusted with the gospel.

In 1 Corinthians 4:2, stewards must be found faithful — echoes the requirement of faithfulness for those entrusted with the gospel.

In 1 Corinthians 9:17, Paul is entrusted with a commission — same concept of being entrusted with the gospel regardless of personal choice.

In 2 Corinthians 4:2, Paul renounces deceit, speaking truth openly before God — reinforcing the integrity and God-pleasing motive from 1 Thess 2:4.

In 2 Corinthians 5:11, Paul persuades men fearing the Lord, knowing God sees his heart — similar to being approved by God who tests hearts in 1 Thess 2:4.

Romans 8:27 says He who searches hearts knows the Spirit's mind — directly parallel to God testing hearts in 1 Thessalonians 2:4.

In Galatians 2:7, Paul states he was entrusted with the gospel — directly parallels the entrustment in 1 Thessalonians 2:4.

Colossians 3:22 echoes the contrast between pleasing people and serving God, with 'eye-service' paralleling 'not to please man'—both emphasize sincerity before God who knows hearts.

In 1 Timothy 1:11-13, Paul echoes being entrusted with the gospel and appointed by God, reinforcing the divine commission.

In 1 Timothy 1:12, Paul is judged faithful and appointed — mirrors being approved by God and entrusted with the gospel.

In 2 Timothy 1:14, Paul urges guarding the good deposit entrusted — the same entrusted gospel ministry from 1 Thess 2:4.

In 2 Timothy 2:2, Paul commands entrusting the gospel to faithful teachers — extending the entrustment theme from 1 Thess 2:4.

In Titus 1:3, Paul says he was entrusted with preaching by God's command — directly parallel to being entrusted with the gospel in 1 Thess 2:4.

Revelation 2:23 quotes Christ as searching minds and hearts — a strong echo of Paul's statement about God testing hearts.

1 Chronicles 29:17 explicitly states God 'tests the heart' and delights in uprightness—directly reinforcing Paul's claim that God examines motives.

1 Kings 8:39 declares God alone knows all hearts—this grounds Paul's confidence that God tests hearts and judges sincerity.

Psalm 7:9 calls God the one who 'tests the minds and hearts'—the same phrase Paul uses to affirm divine approval of his motives.

Psalm 17:3 has David inviting God to 'try my heart' and test him—showing a pattern of seeking approval from the God who tests hearts.

Psalm 44:21 says God 'knows the secrets of the heart'—this underlies the assurance that God sees true intentions, not just outward actions.

Psalm 139:1 affirms God has 'searched me and known me'—the exhaustive knowledge that qualifies God to test human hearts.

Jeremiah 17:10 has God declaring He searches the heart and tests the mind — the same divine scrutiny Paul references as his motivation.

Psalm 139:2 describes God discerning thoughts from afar—further illustrating the omniscience that enables Him to test hearts.

Proverbs 17:3 uses the metaphor of refining metals to say 'the Lord tests hearts'—a direct parallel to Paul's statement about divine testing.

In Luke 20:21, Jesus is said to speak rightly and show no partiality—directly parallel to Paul's not pleasing men.

In 2 Timothy 2:15, Paul urges being 'approved' by God—the same Greek concept of divine approval he claims in his own ministry.

In 2 Chronicles 18:13, Micaiah declares he will speak only what God says—mirroring Paul’s commitment to please God rather than man.

In Matthew 22:16, Jesus is described as one who does not care about human opinion—the same principle Paul embodies.

In Mark 12:14, Jesus is acknowledged as teaching God's way without regard for human approval—echoing Paul's motivation.

In Acts 20:27, Paul declares he did not shrink from declaring the whole counsel of God—consistent with speaking to please God, not man.

1 Corinthians 7:25 shows Paul speaks as one trusted by God to be faithful—parallel to being entrusted with the gospel.

Ephesians 3:8 describes Paul's commission to preach to Gentiles—parallel to being entrusted with the gospel here.

Deuteronomy 1:17 instructs judges not to fear people but judge for God — parallels Paul's motive to please God rather than men.

In Acts 12:3, Herod arrests Peter because it pleases the Jews—contrasting with Paul's refusal to please men.

In 1 Timothy 6:20, Paul urges guarding the entrusted deposit — echoes the responsibility of being entrusted with the gospel.

In 2 Timothy 2:4, the soldier seeks to please his commander—same priority as Paul's aim to please God, not people.

Hebrews 4:13 declares all things are naked before God's eyes — undergirding the truth that God tests hearts.

Hebrews 11:5 notes Enoch pleased God—Paul's goal is the same: pleasing God rather than people.

In Judges 6:27, Gideon obeys God but in fear of his household—contrasting Paul’s resolve to please God regardless of human opinion.

In 2 Kings 16:16, Uriah the priest obeys King Ahaz’s command to build an altar—a clear example of pleasing man over God, opposing Paul’s motive.

In Job 33:3, Elihu speaks with uprightness and sincerity of heart—paralleling Paul’s claim that God tests hearts and he speaks truthfully.

In Luke 12:42, the faithful steward is entrusted with care — mirrors being entrusted with the gospel and pleasing the Master.

Jeremiah 32:19 describes God's eyes open to all ways and giving according to deeds — reinforcing that God knows and tests hearts.

John 2:24 says Jesus knew all people — His intimate knowledge of hearts parallels the testing of hearts in Paul's statement.