647 - ‘Abd Allah ibn Ahmad informed us, saying: Ibrahim ibn ‘Abd Allah ibn Bashshar al-Wasiti narrated to us, saying: Abu Talhah ibn bint Sa‘id ibn Jumhan narrated to me, saying: I heard my grandfather, the father of my mother, Sa‘id ibn Jumhan, saying: I heard Safinah saying: The Messenger of Allah (may Allah bless him and grant him peace) said: "The Caliphate after me will last for thirty years."
٦٤٧ - أَخْبَرَنَا عَبْدُ اللَّهِ بْنُ أَحْمَدَ، قَالَ: ثَنَا إِبْرَاهِيمُ بْنُ عَبْدِ اللَّهِ بْنِ بَشَّارٍ الْوَاسِطِيُّ، قَالَ: حَدَّثَنِي أَبُو طَلْحَةَ بْنُ بِنْتِ سَعِيدِ بْنِ جُمْهَانَ، قَالَ: سَمِعْتُ جَدِّيَ أَبَا أُمِّي سَعِيدَ بْنَ جُمْهَانَ يَقُولُ: سَمِعْتُ سَفِينَةَ، يَقُولُ: قَالَ رَسُولُ اللَّهِ صَلَّى اللهُ عَلَيْهِ وَسَلَّمَ: «الْخِلَافَةُ بَعْدِي ثَلَاثُونَ سَنَةً»