The Wubu xinguan （Essential Meditations on the Five Families）. Fully， Essential Meditations on the Five Families of the ?ta-sa?ha^ra 悝多僧蘗啰五部心观， drafted in China according to the instructions of S/ubhakarasi?ha 善无畏. Contains line-drawing depictions of the divinities， mudra^s and symbols of the Vajradha^tu-maha^man!d!ala 金刚界曼荼罗， with captions and mantras written almost entirely in Sanskrit. A copy was bequeathed to Enchin 圆珍 by Faquan 法全 in 855 CE. （TZ.2974.2.73-149）， （TZ.2975.2.149-190）. For a study see S/a/sibala （1986）.