49 hadith on this topic, one card per hadith and its versions; authentic ones first. 35 are translated into English.
"من كان له ذبح يذبحه، فإذا أهل هلال ذي الحجة، فلا يأخذن من شعره ولا من أظفاره شيئًا حتى يضحي"
"مَنْ كَانَ لَهُ سَعَةٌ وَلَمْ يُضَحِّ, فَلَا يَقْرَبَنَّ مُصَلَّانَا"
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 "
The Prophet (may Allah's peace and blessings be upon him) sacrificed two black and white horned rams, which he slaughtered with his hand, as he mentioned Allah's name and said: "Allāhu Akbar" (Allah is the Most Great), and put his foot on their necks.
ضَحَّى النَّبِيُّ صلى الله عليه وسلم بِكَبْشَيْنِ أَمْلَحَيْنِ أَقْرَنَيْنِ ذَبَحَهُمَا بِيَدِهِ وَسَمَّى وَكَبَّرَ وَوَضَعَ رِجْلَهُ عَلَى صِفَاحِهِمَا .
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…
مَنْ صَلَّى صَلاَتَنَا وَنَسَكَ نُسُكَنَا فَقَدْ أَصَابَ النُّسُكَ، وَمَنْ نَسَكَ قَبْلَ الصَّلاَةِ فَإِنَّهُ قَبْلَ الصَّلاَةِ، وَلاَ نُسُكَ لَهُ ". فَقَالَ أَبُو بُرْدَةَ بْنُ نِيَارٍ خَالُ الْبَرَاءِ يَا رَسُولَ…
