維摩經玄疏 4.65

4.65

Next, clarifying that the śrāvaka sūtras at the beginning of the gradual teaching are endowed solely with the Tripiṭaka teaching; the Vaipulya Mahāyāna and this [Vimalakīrti] sūtra are fully endowed with all four teachings; the Mahāprajñā[pāramitā Sūtra] is fully endowed with three teachings, excluding the Tripiṭaka teaching; the Lotus Sūtra opens the provisional and reveals the ultimate, directly abandoning expedient means, being solely the single perfect teaching; the Nirvāṇa Sūtra is fully endowed with the four teachings, completing the meaning of the five flavors.