Bhagavatapurana 3.1.30

3.1.30

kaccid dhareḥ saumya sutaḥ sadṛkṣa āste 'graṇī rathināṃ sādhu sāmbaḥ /
asūta yaṃ jāmbavatī vratāḍhyā devaṃ guhaṃ yo 'mbikayā dhṛto 'gre //

30. O gentle Uddhava, is Samba, the son of Krishna, His equal and the foremost among warriors mounted on chariots, is he quite happy? He is the god Guha whom Ambika (Parvati) had formerly borne as her son and whom Jambavati has (now) borne (as her son), having performed many austere Vratas (observances).