Sunan ad-Darimi — Hadith #56230

Ishaq bin Issa told us, on the authority of Ma’an, on the authority of Muawiyah bin Salih, on the authority of Buhair bin Sa’d, on the authority of Khaled bin Ma’dan, on the authority of the Prophet, may God bless him and grant him peace. Peace and blessings of God be upon him: He used to “recite the Rosaries when sleeping, and say: ‘Indeed in them is a verse equal to a thousand verses.’”