Volume 4, Book 52, Number 66:
Narrated Abu Abs:
(who is ‘Abdur-Rahman bin Jabir) Allah’s Apostle said,” Anyone whose both feet get covered with
dust in Allah’s Cause will not be touched by the (Hell) fire.”

Volume 2, Book 13, Number 30:
Narrated Abu ‘Abs:
Volume 2 – 211 / 1700
SAHIH BUKHARI VOLUME 2 > BOOK 13: FRIDAY PRAYER
I heard the Prophet saying, “Anyone whose feet are covered with dust in Allah’s cause, shall be
saved by Allah from the Hell-Fire.”