Acts 11:8

But I said, Not so, Lord, because nothing profane or unclean has ever entered into my mouth.

Romans 14:14

I know and am persuaded in Lord Jesus, that nothing is profane by itself, except to him who regards anything to be profane. To that man it is profane.

Leviticus 10:10

and that ye may make a distinction between the holy and the common, and between the unclean and the clean,

Leviticus 11:47

to make a distinction between the unclean and the clean, and between the living thing that may be eaten and the living thing that may not be eaten.

Ezra 9:11-12

which thou have commanded by thy servants the prophets, saying, The land, to which ye go to possess it, is an unclean land through the uncleanness of the peoples of the lands, through their abominations, which have filled it from o

Hosea 9:3

They shall not dwell in LORD's land, but Ephraim shall return to Egypt, and they shall eat unclean food in Assyria.

Mark 7:2

And having seen some of his disciples eating their loaves with profane hands, that is, unwashed, they accused them.

1 Corinthians 7:14

For the unbelieving husband has been sanctified by the wife, and the unbelieving wife has been sanctified by the husband, then otherwise your children are unclean, but now they are holy.

Treasury of Scripture Knowledge

Summary

But I said, Not so, Lord: for nothing common or unclean hath at any time entered into my mouth.

Bible References

Common

Mark 7:2
And having seen some of his disciples eating their loaves with profane hands, that is, unwashed, they accused them.
Romans 14:14
I know and am persuaded in Lord Jesus, that nothing is profane by itself, except to him who regards anything to be profane. To that man it is profane.