Narrated Anas bin Malik:
The Prophet said: "While I was walking in Paradise (on the night of Mi'raj), I saw a river, on the two banks of which there were tents made of hollow pearls. I asked, "What is this, O...
O Allah, surely [name the person] is under Your protection, and in the rope of Your security, so save him from the trial of the grave and from the punishment of the Fire. You fulfil promises and grant rights, so forgive...
-> Read More Info: Ibn Majah, Abu Dawud 3/211. See also Al Albani, Sahih Ibn Majah 1/251.