Matthew 15:17
"Do you not yet realize that whatever enters the mouth goes into the stomach and then is eliminated?

Mark 7:18
"Are you still so dull?" He asked. "Do you not understand? Nothing that enters a man from the outside can defile him,

Luke 11:41
But give as alms the things that are within you, and you will see that everything is clean for you.

Acts 10:15
The voice spoke to him a second time: "Do not call anything impure that God has made clean."

Acts 11:9
But the voice spoke from heaven a second time, 'Do not call anything impure that God has made clean.'

Romans 14:1
Accept him whose faith is weak, without passing judgment on his opinions.

Colossians 2:16
Therefore let no one judge you by what you eat or drink, or with regard to a festival, a New Moon, or a Sabbath.