The other type is closeness through knowledge

And the third type is closeness through action

It is divided into two types, closeness by performing duties and closeness by recommended actions in outward and hidden work

As for the closeness of knowledge The highest is the monotheism of God in His divinity, for there is no god but Him. If it is from witnesses and not from sight and thought, then he is one of the possessors of knowledge whom God mentioned in His saying, “God bears witness that there is no god but Him and the angels and the possessors of knowledge,” because if testimony is not from witnesses, otherwise it is not, then witnesses do not enter it. Doubt or doubts, even if he is alone with the evidence that he gave by consideration, then he is not of this mentioned group, for there is no person with thought, even if he has produced knowledge, except that an interference with his evidence and doubt in his proof may occur to him, which leads him to