Śrīcakra–Mantra–Pūjāvidhi: Agastya–Hayagrīva Saṃvāda
Lalitopākhyāna Context
पीतद्रव्येण लिखितं चक्रं गूढं तु धारयेत् / वाक्स्तंभं वादिनां क्षिप्रं कुरुते नात्र संशयः
pītadravyeṇa likhitaṃ cakraṃ gūḍhaṃ tu dhārayet / vākstaṃbhaṃ vādināṃ kṣipraṃ kurute nātra saṃśayaḥ
Let one secretly bear a cakra inscribed with a yellow substance; it swiftly brings about the stifling of speech in disputants—of this there is no doubt.