وَبَشِّرِ الْمُحْسِنِينَ
(And give glad tidings to the doers of good.) means, `give good news, O Muhammad, to those who do good,' i.e., whose deeds are good and who remain within the limits prescribed by Allah, who follow that which has been prescribed for them, who believe in the Messenger and follow that which he has conveyed from his Lord. (Note) The Udhiyyah is Sunnah Mustahabbah One animal is sufficient on behalf of all the members of one household. Ibn `Umar said, â€The Messenger of Allah continued to offer sacrifice for ten years.'' This was recorded by At-Tirmidhi. Abu Ayyub said: â€At the time of the Messenger of Allah , a man would sacrifice a sheep on behalf of himself and all the members of his household, and they would eat from it and feed others, until the people started boasting ï´¿by sacrificing more than oneï´¾ and things reached the stage that you see now.'' This was recorded by At-Tirmidhi, who graded it Sahih, and by Ibn Majah. `Abdullah bin Hisham used to sacrifice one sheep on behalf of his entire family; this was recorded by Al-Bukhari. Concerning how old the sacrificial animal should be, Muslim recorded from Jabir that the Messenger of Allah said: