(Arab., ‘sound’). Title (al-
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a
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![](/files/02/59/75/f025975/public/00013.jpg)
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) given to the two major collections of
ad
th
, of
al-Bukh
r
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and
Muslim
.
Sahl al-Tustar
, Ab
Mu
ammad
(818–96 (AH 203–83))
. Sunn
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theologian and mystic, of strict and ascetic standards. He wrote nothing, but his ‘thousand sayings’ were collected and edited by his pupil, Mu
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ammad ibn S
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lim, and formed the basis for a theological school, the S
![](/files/02/59/75/f025975/public/00006.jpg)
lim
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ya. An eclectic in his views, he agreed with
al-Ash‘ar
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that a Muslim is anyone who prays facing the
qibla
(see IM
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N), but he accepted the Sh
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‘a claim of
jafr
. Faith must nevertheless be demonstrated in works (‘to love is to obey’), while the true lover of God is constantly detaching himself from the world.