And when his action was that of one who fears that he may be blamed for their remaining in their disbelief, it was made clear to him that he is safe from that. He said: "And what" [meaning] did you do that while there is no "harm upon you" [meaning] in "not being purified" at all, fundamentally and essentially, even if it is with the slightest purification - as indicated by the merging - for upon you is only the conveying. And it may be that it is a question, meaning: and what could be upon you in the absence of his purification? And in it is an indication that striving in the purification of the follower, from whom acceptance is known, is a must.