Tṛtīyopadeśaḥ (Mudrā) · Verse 42
एवं क्रमेण षण्मासं नित्यं युक्तः समाचरेत् | षण्मासाद्रसनामूल-सिराबन्धः प्रणश्यति
evaṃ krameṇa ṣaṇmāsaṃ nityaṃ yuktaḥ samācaret | ṣaṇmāsād rasanā-mūla-sirā-bandhaḥ praṇaśyati
Thus, gradually, the dedicated practitioner continues for six months;After six months, the vein tie at the root of the tongue is destroyed.
Ṣaṇmāsam — six months — is the traditional minimum period for preparing the language.Some texts mention longer periods.Nityaṃ yuktaḥ — daily dedicated — the practice should be constant without interruptions.
Rasanā-mūla-sirā-bandhaḥ praṇaśyati — the vein tie at the root of the tongue is destroyed.The lingual frenulum, the membrane that connects the tongue to the floor of the mouth, is completely released.
This process has been controversial in the modern era.James Mallinson observes that few contemporary practitioners undertake the full traditional preparation.However, the text describes it to document classical practice and for those in traditional lineages who still pass it on.