諸經要集 9.16

9.16

Furthermore, in the Dharmaguptaka-vinaya, regarding the intent of a close friend, one must be endowed with seven dharmas before becoming a close friend: first, being able to do what is difficult to do; second, being able to give what is difficult to give; third, being able to endure what is difficult to endure; fourth, confiding secret matters to each other; fifth, concealing each other's [faults]; sixth, not abandoning each other when encountering suffering; seventh, not despising each other when poor and lowly. If a person can practice these seven dharmas, they are a close, good friend and one should draw close to them. Furthermore, in the Dazhuangyan lun (Kalpanāmaṇḍitikā), a verse spoken by the Buddha says: