Shiva Purana
नव शब्दान्परित्यज्य तुंकारं तु समभ्यसेत् ॥ ध्यायन्नेवं सदा योगी पुण्यैः पापैर्न लिप्यते ॥ ४१ ॥
After eschewing all these sounds, one shall practise Tuṃkāra? Meditating thus for ever the Yogin is not affected by either virtues or sins.
english translation
nava zabdAnparityajya tuMkAraM tu samabhyaset ॥ dhyAyannevaM sadA yogI puNyaiH pApairna lipyate ॥ 41 ॥
hk transliteration by Sanscript