1 Corinthians 2:4 clarifies that Paul's lack of lofty speech was intentional, relying on the Spirit's power instead.

In 1 Corinthians 2:6, Paul adds that among the mature he does impart wisdom—contrasting with his initial approach of not using lofty speech.

1 Corinthians 1:17 explains why Paul avoided eloquent words: to prevent emptying the cross of its power.

Acts 18:1-4 provides the historical context: Paul in Corinth working humbly as a tentmaker, matching his unpretentious preaching.

Romans 16:18 contrasts false teachers who use smooth talk, highlighting Paul's refusal to rely on flattery.

2 Corinthians 10:10 reports others' view of Paul's speech as unimpressive, confirming his deliberate humility here.

2 Corinthians 11:6 echoes Paul's admission of unpolished speech, reinforcing that his knowledge, not eloquence, validates his testimony.

2 Timothy 1:8 urges not to be ashamed of 'the testimony of our Lord', directly paralleling Paul's 'testimony of God' he proclaimed.

In 2 Peter 1:16, Peter says they did not follow cleverly devised myths but were eyewitnesses—directly parallel to Paul not using lofty speech but testifying.

In Acts 18:24, Apollos is described as eloquent, contrasting with Paul’s approach of not using lofty speech.

2 Thessalonians 1:10 says 'our testimony among you was believed', highlighting that Paul's testimony in 1 Cor 2:1 is meant to be believed.

In Revelation 1:2, John also bears witness to the word of God and the testimony of Jesus Christ—the same testimony Paul proclaimed without lofty speech.