Slaughtering Place (Manhar) of the Prophet [sallallaahu `alayhi wasallam] (Ahadith 1468 - 1469)

Volume 2, Book 26, Number 768:
Narrated Nafi':
'Abdullah (bin 'Umar) (radiallaahu `anhu), used to slaughter (his sacrifice) at the Manhar. ('Ubaidullah, a sub-narrator said, "The Manhar of Allah's Apostle (sallallaahu `alayhi wasallam).")

Volume 2, Book 26, Number 769:
Narrated Nafi':
Ibn 'Umar (radiallaahu `anhu) used to send his Hadi from Jam' (to Mina) in the last third of the night with the pilgrims amongst whom there were free men and slaves, till it was taken into the Manhar (slaughtering place) of the Prophet (sallallaahu `alayhi wasallam).
Prophet (sallallaahu `alayhi wasallam) slaughtered his sacrificial animals in Mina. That's where his 'manhar' was.