Acts 7:22
So Moses was educated in all the culture of the Egyptians; he was a strong man in speech and action.
1 Corinthians 2:1-4
Thus when I came to you, my brothers, I did not come to proclaim to you God's secret purpose with any elaborate words or wisdom.
2 Corinthians 10:10
My opponent says, 'Paul's letters are weighty and telling, but his personality is weak and his delivery is beneath contempt.'
2 Corinthians 11:6
I am no speaker, perhaps, but knowledge I do possess; I never failed to make myself intelligible to you.
Treasury of Scripture Knowledge
Summary
And Moses said unto the LORD, O my Lord, I am not eloquent, neither heretofore, nor since thou hast spoken unto thy servant: but I am slow of speech, and of a slow tongue.
Bible References
Eloquent
1 Corinthians 2:1
Thus when I came to you, my brothers, I did not come to proclaim to you God's secret purpose with any elaborate words or wisdom.
2 Corinthians 10:10
My opponent says, 'Paul's letters are weighty and telling, but his personality is weak and his delivery is beneath contempt.'
2 Corinthians 11:6
I am no speaker, perhaps, but knowledge I do possess; I never failed to make myself intelligible to you.