when you were receiving it [welcomingly] with your tongues, that is to say, [when] you were reporting it one from the other (one of the two letters tā’ has been omitted from the verb [tatalaqqawnahu, ‘you were receiving it’]; idh, ‘when’, is dependent because of massakum, ‘befallen you’, or afadtum, ‘engaged in’) and were uttering with your mouths that whereof you had no knowledge, supposing it to be a light matter, a sinless [act], while with God it was grave, in sinfulness.