And he said unto them, You know that it is an unlawful thing for a man that is a Jew to keep company, or come unto one of another nation; but God has showed me that I should not call any man common or unclean.
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Irenaeus of Lyons
AD 202
For even Peter, although he had been sent to instruct them, and had been constrained by a vision to that effect, spake nevertheless with not a little hesitation, saying to them: "Ye know how it is an unlawful thing for a man that is a Jew to keep company with, or to come unto, one of another nation; but God hath shown me that I should not call any man common or unclean. Therefore came I without gainsaying; "