Shiva Purana

siva.sh/siva-purana/rudra-samhita/8/3

तदा समभवत्तत्र नादो वै शब्दलक्षणः ॥ ओमोमिति सुरश्रेष्ठात्सुव्यक्तः प्लुतलक्षणः ॥३॥

sanskrit

There arose the sound “Oṃ Oṃ” in the prolated accent.॥ 1॥ It was very clear. The divine sound in the form of a word came out from the most excellent of Gods.

english translation

tadA samabhavattatra nAdo vai zabdalakSaNaH ॥ omomiti surazreSThAtsuvyaktaH plutalakSaNaH ॥3॥

hk transliteration by Sanscript

siva.sh/siva-purana/rudra-samhita/8/3

तदा समभवत्तत्र नादो वै शब्दलक्षणः ॥ ओमोमिति सुरश्रेष्ठात्सुव्यक्तः प्लुतलक्षणः ॥३॥

sanskrit

There arose the sound “Oṃ Oṃ” in the prolated accent.॥ 1॥ It was very clear. The divine sound in the form of a word came out from the most excellent of Gods.

english translation

tadA samabhavattatra nAdo vai zabdalakSaNaH ॥ omomiti surazreSThAtsuvyaktaH plutalakSaNaH ॥3॥

hk transliteration by Sanscript