Silsilat al-Ahadith al-Sahihah

It is narrated from Sayyiduna Abu Umamah (may Allah be pleased with him), he says that the Messenger of Allah (peace and blessings of Allah be upon him) said: “Whoever saw me and believed in me, for him is glad tidings once, and whoever (the servant of Allah) believed in me without seeing me, for him is glad tidings seven times.”