وَلا تَصْحَبِ الأَرْذَالَ تُحْسَبَ مِنْهُمُ
قَدِيمًا إِذَا مَا صَاحَبَ المَرْءُ يُنْسَبُ
Do not accompany the vile lest you be counted among them
Old wisdom: a person is attributed to their companions
المصدر · Source: Nahj al-Balagha. Compiled by al-Sharif al-Radi