Sahih Al Bukhari – Book of Virtues And Merits Of The Prophet (pbuh) And His Companions
Volumn 004, Book 056, Hadith Number 664.
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Narated By 'Aisha : That she used to hate that one should keep his hands on his flanks while praying. She said that the Jew used to do so.
ank (flngk)
n.
1. The side of the body between the pelvis or hip and the last rib; the side.
2. The section of flesh in that area.