Musnad Ahmad 5323

I saw Ibn ‘Umar passing by a man who had made his camel kneel down so as to slaughter it. Ibn ‘Umar said: Slaughter it while it is standing with one leg tied up, as this is the Sunnah of Muhammad (may Allah's peace and blessings be upon him)

Ziyād ibn Jubayr reported: I saw Ibn ‘Umar passing by a man who had made his camel kneel down so as to slaughter it. Ibn ‘Umar said: "Slaughter it while it is standing with one leg tied up, as this is the Sunnah of Muhammad (may Allah's peace and blessings be upon him)."

ابْعَثْهَا قِيَامًا مُقَيَّدَةً، سُنَّةَ مُحَمَّدٍ صلى الله عليه وسلم‏.‏

Narrated by Abdullāh ibn ‘Umar + 6 other versions Explained

The Prophet (SWAS) and his companions used to sacrifice the camel with its left leg tied and it remained standing on the rest of his legs.

يَنْحَرُونَ الْبَدَنَةَ مَعْقُولَةَ الْيُسْرَى قَائِمَةً عَلَى مَا بَقِيَ مِنْ قَوَائِمِهَا ‏.‏