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for it has become urgent, it is inevitable that undertaking
this science should become an Islamic public mandate just

as undertaking to safeguard property and other rights and
fulfilling the duties of justice and government and the rest.
And unless the learned men engage in spreading and teaching
this science and in making research in it, it will not endure;
and if it were completely abandoned, it would surely disappear;
nor is there in human nature by itself a sufficient

ability to cut through the dubiosities of innovators unless
this subject is learnt and studied. Therefore there should
be instruction in it, and its investigation is now one of the
Islamic public mandate, contrary to what it was at the time
of the Companions when the need for it was not urgent.

If you should say this, then know that the truth of the matter
is that undoubtedly there should be, in every town, someone
who would undertake to engage in this science and take it