Then he wiped off the blood with his hand.
حدثنا مسدد حدثنا يحيى عن شعبة بهذا الحديث بمعنى
ثم سلت الدم بيده
No references are available.
Graded sahih, see the previous hadith. Bayhaqi 5/232 also reported it from the hadith of Abu Dawud in similar wording.