Shiva Purana

siva.sh/siva-purana/vishweshwara-samhita/17/105

पुनश्चैवंविधेनैव जपेन सुसमाहितः । शिवलोकादिभूतं हि कालचक्रमवाप्नुयात् १०५ ।

sanskrit

Again by a similar japa performed with concentration he attains Kālacakra, the first in the Śivaloka.

english translation

punazcaivaMvidhenaiva japena susamAhitaH | zivalokAdibhUtaM hi kAlacakramavApnuyAt 105 |

hk transliteration by Sanscript