A brother of yours has died; so stand up and offer prayer for him, i. e. Negus. And in the hadith transmitted by Zubair (the words are):" Your brother."
قَالَ رَسُولُ اللَّهِ ﷺ إِنَّ أَخًا لَكُمْ قَدْ مَاتَ فَقُومُوا فَصَلُّوا عَلَيْهِ يَعْنِي النَّجَاشِيَ وَفِي رِوَايَةِ زُهَيْرٍ إِنَّ أَخَاكُمْ