Among its conditions is the intention, which is the intention of doing it in terms of getting closer to God Almighty when embarking on the act. Some people hold that it is a condition for the validity of that act, which is not valid except with its presence. And what cannot lead to an obligation except through it is obligatory and necessary, and it is our doctrine and we say it. With regard to outward and inward purity, and for us in the inward, it is more certain and obligatory, because intention is also one of the attributes of the inward, so its ruling in inward purity is stronger because it governs the place of its authority, and the outward is foreign to it. For this reason, there is no difference in our knowledge in the inward, and there is disagreement in that in the outward. An extremity of the discussion about intention has come forward that sings and is gone. Others point out that it is not a condition for the validity of what we mentioned regarding the purity of ablutio