Sahih Muslim Book 7, Hadith Number 3034.

Chapter : It is meritorious for one who does intend to go himself to send the sacrificial animal to al-Haram.

‘Aisha narrated (in another Hadith narrated through another chain of transmitters) these words: “As if I am seeing myself weaving the garlands for the sacrificial animals of Allah’s Messenger (may peace be upon him).”