"A man is upon the religion of his friend, so let one of you look at whom he befriends."  

قَالَ رَسُولُ اللَّهِ ﷺ الرَّجُلُ عَلَى دِينِ خَلِيلِهِ فَلْيَنْظُرْ أَحَدُكُمْ مَنْ يُخَالِلُ