This is the established Sunnah from the Prophet—may Allah bless him and grant him peace—followed by the vast majority of the early generations and explicitly affirmed by the well-known Imams. Accordingly, it is not a formal ṣalāh; therefore, the conditions of prayer do not apply to it, and it is permissible to perform it without ritual purity. Ibn ʿUmar, for instance, would prostrate without being in a state of purity, although observing it with the conditions of prayer in place is preferable, and no