There is an hour on Friday during which, if a Muslim man happens upon it while asking Allah for some good, Allah will surely grant it to him.
وبإسناده هذا قال سمعت
إن في الجمعة لساعة لا يوافقها رجل مسلم يسأل الله فيها خيرا إلا أعطاه إياه
Its isnad is sahih, it was mentioned previously in 7151 and 9854.