Having waited for Rudra for a very long time, the Grandfather by his willpower called into being another living being for the purpose of propagating his species.
सुमहान्तं ततः कालं प्रतीक्ष्यैनं पितामहः। स्रष्टारं सर्वभूतानां ससर्ज मनसा परम्॥