GREETINGS TO MUSLIMS IN A MIXED COMPANY H 881 "The Prophet, praise and peace be upon him, passed by a group of people that included Muslims, idolaters, and Jews, and greeted them with the greeting of peace." R 881 Bukhari and Muslim with a chain up to Osama, the son of Zaid who related this.
868- وعن أُسَامَة رضي الله عنه : أنَّ النَّبيَّ صلى الله عليه وآله وسلم مَرَّ عَلَى مَجْلِسٍ فِيهِ أخْلاَطٌ مِنَ المُسْلِمِينَ وَالمُشْرِكينَ - عَبَدَة الأَوْثَانِ - واليَهُودِ فَسَلَّمَ عَلَيْهِم النبيُّ صلى الله عليه وآله وسلم . متفقٌ عَلَيْهِ .