Shiva Purana
प्रवेशयामि शब्दान्ते भूर्भुवस्सुवरोमिति ॥ उदीरयेत्परम्प्रीत्या निश्चलात्मा मुनीश्वर ॥ ५१ ॥
I enter at the end of the sound Bhurbhuvassuvaro. O lord of sages with a steady mind one should utter it with supreme love.
english translation
pravezayAmi zabdAnte bhUrbhuvassuvaromiti ॥ udIrayetparamprItyA nizcalAtmA munIzvara ॥ 51 ॥
hk transliteration by Sanscript