In any event, Luke was not some untrained layman spouting health recommendations; he was a physician.
لٰكِنَّهُ يَذْكُرُ أَنَّ بُولُسَ بَعَثَ تَحِيَّاتٍ مِنْ لُوقَا ٱلطَّبِيبِ إِلَى ٱلْمَسِيحِيِّينَ فِي كُولُوسِّي ،‏ مَا يُرَجِّحُ أَنَّهُمْ كَانُوا يَعْرِفُونَهُ .‏