Lord Śiva continued: Since the head of Dakṣa has already been burned to ashes, he will have the head of a goat. The demigod known as Bhaga will be able to see his share of sacrifice through the eyes of Mitra.
Srimad Bhagavata Purana
श्रीमद्भागवतमहापुराणम्
मूल श्लोकः
प्रजापतेर्दग्धशीर्ष्णो भवत्वजमुखं शिरः । मित्रस्य चक्षुषेक्षेत भागं स्वं बर्हिषो भगः
prajāpaterdagdhaśīrṣṇo bhavatvajamukhaṃ śiraḥ | mitrasya cakṣuṣekṣeta bhāgaṃ svaṃ barhiṣo bhagaḥ
SB 4.7.3