He was childless. In order to get a child he performed excellent penances. By his severe austerities, the god of gods, the wielder of Pinaka (Shiva). The supreme lord the god of gods and the husband of Uma, O Partha, was gratificd. The illustrious Deity gave him the boon that only one child would be born in our race (in succession).
अपुत्रः प्रसवेनार्थी तपस्तेपे स उत्तमम्। उग्रेण तपसा तेन देवदेवः पिनाकधृक्॥ ईश्वरस्तोषितः पार्थ देवदेव उमापतिः। स तस्मै भगवान् प्रादादेकैकं प्रसवं कुले॥