Maṇavāḷa Māmunigaḷ — The Yatīndra Pravaṇa
Maṇavāḷa Māmunigaḷ (full honorific: Azhagiya Maṇavāḷa Perumāḷ Nāyanār; Sanskrit name: Varavara Muni; b. 1370 CE at Āzhvār Tirunagari, Tamil Nadu) is considered the last of the great Āchāryas in the primary line of the Teṅkalai Śrī Vaiṣṇava tradition. His life and works represent both the culmination of that tradition's intellectual and devotional development and the greatest wave of its popular dissemination. He is revered with a devotion approaching that accorded to Nammāzhvār himself, and in the Teṅkalai practice, the Āchārya Vaibhavam (the glory of the Āchāryas) begins with Nammāzhvār and reaches its peak with Maṇavāḷa Māmunigaḷ.
His principal works: Māmunigaḷ composed (1) Upadesarattinamalai — a garland of precious gems of instruction, 73 verses in Tamil that serve as a catechism of the Śrī Vaiṣṇava tradition for all seekers; (2) Tiruvāymozhi Nūṟṟandādi — a centum of andādi verses extolling Nammāzhvār's Tiruvāymozhi, treated as devotional jewels in their own right; (3) Ārthi Prabandham — verses expressing his personal anguish of separation from Bhagavān; (4) Yatirāja Viṃśati — twenty Sanskrit verses in praise of Rāmānujāchārya; (5) the monumental commentary on Piḷḷai Lokāchārya's Śrīvacana Bhūṣaṇam — universally regarded as the single most authoritative commentary on that seminal work, transforming a dense Maṇipravāḷam text into an accessible pastoral teaching. He also wrote commentaries on the Mumukṣuppadi and other Piḷḷai Lokāchārya works.
Here is the factually accurate version of that episode:
The divine recognition at Śrīraṅgam: The most celebrated episode in Maṇavāḷa Māmunigaḷ's life occurred at the conclusion of his year-long discourse series at the Śrīraṅgam temple. On the instruction of Lord Śrī Raṅganātha Himself, Māmunigaḷ delivered an extraordinary exposition on the Bhagavad Viṣayam (the commentary on Nammāḻvār's Tiruvāymoḻi, including texts like Īḍu 36,000 Paḍi), rather than Śrīvacana Bhūṣaṇam. During this period, temple daily rituals (utsavas) were reportedly suspended so everyone could attend the discourses in the Vasantotsava Maṇḍapam.
At the conclusion of the year-long discourse (on the Āni Mūlam star day), Śrī Raṅganātha took the form of a young archaka/scholar child named Nayana, walked into the assembly, and offered a tribute to the Āchāryan. He recited the revered taniyan (invocation verse):
śrīśaileśa dayāpātraṃ dhībhaktyādiguṇārṇavam |
yatīndrapravaṇaṃ vande ramyajāmātaraṃ munim ||
This verse conferred upon him the title Yatīndra Pravaṇa ("one whose mind is intensely devoted to Yatīndra / Rāmānuja"). Lord Raṅganātha then placed a ring on Māmunigaḷ's hand and slipped back into the garbagṛha.
Teṅkalai distinctives through Māmunigaḷ: Māmunigaḷ's theology embodies the Teṅkalai emphasis on: (i) the absolute supremacy of the Tamil Prabandham as equal in authority to the Sanskrit śrutis; (ii) the mārjāra-nyāya (the soul's complete passivity in salvation — lifted wholly by Bhagavān's grace as a kitten by its mother); (iii) the centrality of the Āchārya's grace as the essential vehicle of liberation; and (iv) the supreme importance of Āchārya Niṣṭhā (exclusive devotion to the Āchārya) as the defining mark of the qualified prapanna. His Upadesarattinamalai contains some of the most luminous verses in Tamil theology on these themes, accessible to devotees at every level.