"We slaughtered the sacrifice with the Messenger of Allah on day, and the people slaughtered their sacrifices before the prayer. When he finished (the prayer) the Prophet saw that they had slaughtered their sacrifices before the prayer. He said: "Whoever slaughtered his sacrifice before the prayer, let him slaughter another in its place, and whoever did not slaughter his sacrifice until we had prayed, let him slaughter it in the name of Allah, The Mighty and Sublime," (Sahih )
Reported by An-Nasa’i (No. 4398, 4368), Al-Bukhari (No. 5500) and Muslim (No. 1960b, 1960c).
المفاريد عن رسول الله صلى الله عليه وسلم لأبي يعلى الموصلي (42)مَنْ كَانَ ذَبَحَ أُضْحِيَتَهُ قَبْلَ الصَّلاةِ فَلْيَذْبَحْ ذَبْحًا آخَرَ ، وَمَنْ كَانَ لَمْ يَذْبَحْ حَتَّى صَلَّيْنَا فَلْيَذْبَحْ عَلَى اسْمِ اللَّهِ
صحيح ابن حبان (6039)مَنْ ذَبَحَ قَبْلَ الصَّلاةِ فَلْيَذْبَحْ مَكَانَهَا أُخْرَى ، وَمَنْ لَمْ يَذْبَحْ حَتَّى صَلَّيْنَا فَلْيَذْبَحْ عَلَى اسْمِ اللَّهِ
وَقَدْ رُوِيَ مِنْ، غَيْرِ هَذَا الْوَجْهِ عَنْ عُقْبَةَ بْنِ عَامِرٍ، أَنَّهُ قَالَ قَسَمَ رَسُولُ اللَّهِ صلى الله عليه وسلم ضَحَايَا فَبَقِيَ جَذَعَةٌ فَسَأَلْتُ النَّبِيَّ صلى الله عليه وسلم فَقَالَ " ضَحِّ بِهَا…
Jundub ibn ‘Abdullāh al-Bajali (may Allah be pleased with him) reported that the Messenger (may Allah's peace and blessings be upon him) prayed on the Day of Nahr, then delivered a sermon, then slaughtered (an animal) and said: "Whoever slaughtered before praying should slaughter another animal…
صَلَّى النَّبِيُّ صلى الله عليه وسلم يَوْمَ النَّحْرِ ثُمَّ خَطَبَ، ثُمَّ ذَبَحَ فَقَالَ " مَنْ ذَبَحَ قَبْلَ أَنْ يُصَلِّيَ فَلْيَذْبَحْ أُخْرَى مَكَانَهَا، وَمَنْ لَمْ يَذْبَحْ فَلْيَذْبَحْ بِاسْمِ اللَّهِ "
Al-Barā' ibn ‘Āzib (may Allah be pleased with him) reported: The Prophet (may Allah's peace and blessings be upon him) delivered a sermon after having offered the prayer on Eid al-Ad'ha. He said: "Whoever prayed our prayer and slaughtered our sacrifice has properly observed the ritual. And whoever…