Nīlakaṇṭha-nāmotpatti-kathana
Origin of the Epithet “Nīlakaṇṭha”
उत्तरां दिशमास्थाय ज्वालामद्राक्ष्व विष्ठिताम् / ज्वालां ततस्तामालोक्य विस्मितौ च तदानघाः
uttarāṃ diśamāsthāya jvālāmadrākṣva viṣṭhitām / jvālāṃ tatastāmālokya vismitau ca tadānaghāḥ
Turning toward the northern quarter, they beheld a flame standing firm. Gazing upon that flame, the two blameless ones were filled with wonder.