(12) باب النَّهْىِ عَنِ التَّخَصُّرِ، فِي الصَّلاَةِ
It was narrated from Abu Hurairah that:
The Prophet (ﷺ) forbade praying with one's hands on one's waist. (DE)
Reference (DE): Sunan an-Nasa'i 890 (DE)
In-book reference (DE): Book 11, Hadith 15 (DE)
English translation (DE): Vol. 2, Book 11, Hadith 891 (DE)