The Messenger of Allah ﷺ performed ablution and ran water through his beard.
حدثنا محمد بن أبي خالد القزويني حدثنا عبد الرزاق عن إسرائيل عن عامر بن شقيق الأسدي عن أبي وائل
أن رسول الله ﷺ توضأ فخلل لحيته
No references are available.
[Its isnad is hasan] Tirmidhi transmitted it, Tahara, chapter on what has been said about combing through the beard with fingers, no. 31, from the hadith of Abdul-Razzaq, with this wording, and he said, "This hadith is hasan sahih."