when.

Acts 18:1-4
After this, Paul left Athens and went to Corinth. . . .

with.

1 Corinthians 2:4, 13
My message and my preaching were not with persuasive words of wisdom, but with a demonstration of the Spirit's power, . . .

1 Corinthians 1:17
For Christ did not send me to baptize, but to preach the gospel, not with eloquent words of wisdom, lest the cross of Christ be emptied of its power.

Exodus 4:10
"Please, Lord, " Moses replied, "I have never been eloquent, neither in the past nor since You have spoken to Your servant, for I am slow of speech and tongue."

Jeremiah 1:6, 7
"Ah, Lord GOD, " I said, "I surely do not know how to speak, for I am only a child!" . . .

Romans 16:18
For such people are not serving our Lord Christ, but their own appetites. By smooth talk and flattery they deceive the hearts of the naive.

2 Corinthians 10:10
For some say, "His letters are weighty and forceful, but his physical presence is unimpressive, and his speaking is of no account."

2 Corinthians 11:6
Although I am not a polished speaker, I am certainly not lacking in knowledge. We have made this clear to you in every way possible.

the testimony.

1 Corinthians 1:6
because our testimony about Christ was confirmed in you.

Isaiah 8:20
To the law and to the testimony! If they do not speak according to this word, they have no light of dawn.

Acts 20:21
testifying to Jews and Greeks alike about repentance to God and faith in our Lord Jesus.

Acts 22:18
and saw the Lord saying to me, 'Hurry! Leave Jerusalem quickly, because the people here will not accept your testimony about Me.'

2 Thessalonians 1:10
on the day He comes to be glorified in His saints and regarded with wonder by all who have believed, including you who have believed our testimony.

1 Timothy 1:11
that agrees with the glorious gospel of the blessed God, with which I have been entrusted.

2 Timothy 1:8
So do not be ashamed of the testimony of our Lord, or of me, His prisoner. Instead, join me in suffering for the gospel by the power of God.

1 John 4:14
And we have seen and testify that the Father has sent His Son to be the Savior of the world.

1 John 5:11-13
And this is that testimony: God has given us eternal life, and this life is in His Son. . . .

Revelation 1:2, 9
who testifies to everything he saw. This is the word of God and the testimony of Jesus Christ. . . .

Revelation 19:10
So I fell at his feet to worship him. But he told me, "Do not do that! I am a fellow servant with you and your brothers who rely on the testimony of Jesus. Worship God! For the testimony of Jesus is the spirit of prophecy."