Sayyiduna Abu Juhayfah (may Allah be pleased with him) said: I saw the Messenger of Allah (peace and blessings be upon him); he (peace and blessings be upon him) was fair-skinned, and white hair had appeared in the beard on both of his (peace and blessings be upon him) cheeks.
Hadith Referenceالمعجم الكبير للطبراني / باب الواو / 18548