Dīkṣā, Mantra-Types, Mantra-Doṣas, and Qualifications of Ācārya–Śiṣya
सुंदरः सुमुखः शांतः कुलीनः सुलभो वशी । मंत्रतंत्रार्थतत्त्वज्ञो निग्रहानुग्रहक्षमः ॥ ६५ ॥
suṃdaraḥ sumukhaḥ śāṃtaḥ kulīnaḥ sulabho vaśī | maṃtrataṃtrārthatattvajño nigrahānugrahakṣamaḥ || 65 ||
Người ấy dung mạo đoan nghiêm, nét mặt hòa nhã và an tịnh; xuất thân cao quý, dễ gần, tự chế. Người ấy thấu triệt chân nghĩa của mantra và tantra, có thể vừa nghiêm nhiếp (khi cần) vừa ban ân điển.
Narada (teaching in the Vedanga/technical-sciences section; framed within Narada–Sanatkumara dialogue tradition)
Vrata: none
Primary Rasa: shanta
Secondary Rasa: vira
It lists the hallmark qualities of a spiritually competent guide—inner peace, self-mastery, and true understanding of mantra/tantra—balanced with the ability to correct faults and also grant compassionate grace.
Bhakti matures under a teacher who is approachable and tranquil, who restrains harmful tendencies (nigraha) while nurturing the devotee through encouragement and blessings (anugraha).
It emphasizes artha-tattva-jñāna—knowing the correct meaning and essential principles behind mantra usage (a practical requirement alongside disciplines like Śikṣā and Vyākaraṇa for accurate recitation and understanding).