大比丘三千威儀 2.15

2.15

There are further five matters: First, he must uphold the precepts. Second, he must not violate the precepts. Third, he must be able to explain the sūtras. Fourth, he must practice patience. Fifth, he must guard himself in all things. Only one endowed with all these practices may raise a śrāmaṇera; if one does not know them completely, one should not raise a śrāmaṇera.