It is also reported from him that the Prophet (peace and blessings be upon him) instructed them that the surahs beginning with "the heavens" (al-Sama') be recited in the Isha prayer. Imam Ahmad recorded both of these narrations. The chain of both contains a narrator, Abu al-Muhazzim, whom Shu'bah, Ali bin al-Madini, Abu Zur'ah, Abu Hatim and Imam al-Nasa'i (may Allah have mercy on him) declared da'if (weak). Imam Ahmad said: How close (to acceptable) his hadith is!
Hadith Referenceمجمع الزوائد ومنبع الفوائد / كتاب الصلاة / 2707