'Unholy' in the Bible

"On no account, Lord," he replied; "for I have never yet eaten anything unholy and impure."

Again a second time a voice was heard which said, "What God has purified, you must not regard as unholy."

He said to them, "You know better than most that a Jew is strictly forbidden to associate with a Gentile or visit him; but God has taught me to call no one unholy or unclean.

"'On no account, Lord,' I replied, 'for nothing unholy or impure has ever gone into my mouth.'

"But a voice answered, speaking a second time from the sky, "'What God has purified, you must not regard as unholy.'