"forbade sitting between the shade and sun."
Sunan Ibn Majah Book 33, Hadith 66
← Previous Hadith "The Messenger of Allah(ﷺ) forbade plucking out white hairs and said: 'It is the light of the believer.'"

Sunan Ibn Majah Book 33, Hadith 65 Next Hadith → "The Messenger of Allah(ﷺ) found me sleeping in the masjid on my stomach. He nudged me with his foot and said: 'Why are you sleeping like this? This is a kind of sleep that Allah dislikes,' or 'that Allah hates.'"

Sunan Ibn Majah Book 33, Hadith 67