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Nay (bal in both instances marks a transition from one subject to another), but you thought that the Messenger (rasūl) and the believers would never return to their families, and that [thought] was adorned in your hearts, that is to say, [you thought] that they would be annihilated by being slain and would not return, and you thought evil thoughts, that [just mentioned], and other things, and you were a ruined lot' (būr is the plural of bā'ir), in other words, [a lot to be] destroyed according to Allahu ta’ālā for [having entertained] such [evil] thoughts.