What is SUPERSTITIOUS USE

In English law . When lands, tenements, rents, goods, or chattels are given, secured, or appointed for and towards the maintenance of a priest or chaplain to say mass, for the maintenance of a priest or other man to pray for the soul of any dead man in such a church or elsewhere, to have and maintain perpetual obits, lamps, torches, etc., to be used at certain times to help to save the souls of men out of purgatory,-