Mishkat al-Masabih
He reported God’s messenger as saying, “He who copies any people is one of them.” Ahmad and Abu Dawud transmitted it.
وَعَنْهُ قَالَ: قَالَ رَسُولُ اللَّهِ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ: «مَنْ تَشَبَّهَ بِقَوْمٍ فَهُوَ مِنْهُمْ» . رَوَاهُ أَحْمد وَأَبُو دَاوُد
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