But at a certain point in their journey and for a reason not specified, John Mark left his companions and returned home.
١٧ ،‏ ١٨ كَيْفَ نَعْرِفُ أَنَّ بُولُسَ وَمُرْقُسَ سَوَّيَا ٱلْخِلَافَ ٱلَّذِي نَشَأَ بَيْنَهُمَا ،‏ وَمَاذَا نَتَعَلَّمُ مِنْ ذلِكَ ؟‏