The Prophet ﷺ performed the slaughter, mentioned the name of Allah, and pronounced the takbir.
حدثنا وكيع حدثنا شعبة عن قتادة
أن النبي ﷺ ذبح وسمى وكبر
No references are available.
Its isnad is sahih. It has already appeared in 5876. See also 13256, with a similar wording.