Vīrabhadra tore off the mustache of Bhṛgu, who was offering the sacrificial oblations with his hands in the fire.
Srimad Bhagavata Purana
श्रीमद्भागवतमहापुराणम्
मूल श्लोकः
जुह्वतः स्रुवहस्तस्य श्मश्रूणि भगवान् भवः । भृगोर्लुलुञ्चे सदसि योऽहसच्छ्मश्रु दर्शयन्
juhvataḥ sruvahastasya śmaśrūṇi bhagavān bhavaḥ | bhṛgorluluñce sadasi yo'hasacchmaśru darśayan
SB 4.5.19