New Revised Standard Version
But I replied, ‘By no means, Lord; for nothing profane or unclean has ever entered my mouth.’

Contemporary English Version
But I said, "Lord, I can't do that! I've never taken a bite of anything that is unclean and not fit to eat."

New American Bible
But I said, ‘Certainly not, sir, because nothing profane or unclean has ever entered my mouth.’

Douay-Rheims Bible
And I said: Not so, Lord: for nothing common or unclean hath ever entered into my mouth.

And I said: Not so, Lord: for nothing common or unclean hath ever entered into my mouth.

common.

Mark 7:2 And when they had seen some of his disciples eat bread with common, that is, with unwashed hands, they found fault.

Romans 14:14 I know, and am confident in the Lord Jesus, that nothing is unclean of itself: but to him that esteemeth any thing to be unclean, to him it is unclean.

unclean.

Leviticus 10:10 And that you may have knowledge to discern between holy and unholy, between unclean and clean:

Leviticus 11:47 That you may know the differences of the clean, and unclean, and know what you ought to eat, and what to refuse.

Ezra 9:11,12 Which thou hast commanded by the hand of thy servants the prophets, saying: The land which you go to possess, is an unclean land, according to the uncleanness of the people, and of other lands, with their abominations, who have filled it from mouth to mouth with their filth. . . .

Hosea 9:3 They shall not dwell in the Lord's land: Ephraim is returned to Egypt, and hath eaten unclean things among the Assyrians.

Romans 14:14 I know, and am confident in the Lord Jesus, that nothing is unclean of itself: but to him that esteemeth any thing to be unclean, to him it is unclean.

1 Corinthians 7:14 For the unbelieving husband is sanctified by the believing wife: and the unbelieving wife is sanctified by the believing husband. Otherwise your children should be unclean: but now they are holy.