The Messenger of Allah (ﷺ) said: "On the night on which I was taken on the Night Journey (Al-Isra') I came to Musa, peace be upon him, at the red dune, and he was standing, praying in his grave."
Sunan an-Nasa'i Book 20, Hadith 34
← Previous Hadith "The Messenger of Allah (ﷺ) said: 'The most beloved of fasting to Allah is the fasting of Dawud, peace be upon him. He used to fast one day and not the next. And the most beloved of prayer to Allah (SWT) is the prayer of Dawud. He used to sleep half the night, spend one-third of the night in prayer and sleep for one-sixth of it.'"

Sunan an-Nasa'i Book 20, Hadith 33 Next Hadith → The Messenger of Allah (ﷺ) said: "I came to Musa at the red dune and he was standing and praying."

Sunan an-Nasa'i Book 20, Hadith 35