It is narrated from Sayyiduna Anas (may Allah be pleased with him) that the Messenger of Allah (peace and blessings be upon him) said: "Whoever has love in his heart for his brother, let him inform him of that."
No one narrated this hadith from Musa bin Anas (may Allah have mercy on him) except Hisham bin Ziyad (may Allah have mercy on him).
Hadith Referenceالمعجم الأوسط / باب الميم / 7443
Hadith Gradingمحدثین:إسناده ضعيف لضعف هشام
Hadith Takhrij«قال ابن عدي: ولهشام غير ما ذكرت ومنها الحديث وأحاديثه يشبه بعضها بعضا والضعف بين على رواياته «الكامل في الضعفاء، ج 8، ص 407»»