446Abu DawoodShadh (Al-Albani)حَدَّثَنَا مُؤَمَّلُ بْنُ الْفَضْلِ، حَدَّثَنَا الْوَلِيدُ، عَنْ حَرِيزٍ، - يَعْنِي ابْنَ عُثْمَانَ - عَنْ يَزِيدَ بْنِ صَالِحٍ، عَنْ ذِي، مِخْبَرِ بْنِ أَخِي النَّجَاشِيِّ فِي هَذَا الْخَبَرِ قَالَ فَأَذَّنَ وَهُوَ غَيْرُ عَجِلٍ .This tradition has also been transmitted through another chain of narrators by Dhu Mikhbar, the nephew of the Negus. This version adds:"He (Bilal) called for prayer unhurriedly."Reference: Sunan Abi Dawud 446 In-book : Book 2, Hadith 56 English translation : Book 2, Hadith 446