Valmiki Ramayana 6.63.22

तत्तु श्रुत्वा दशग्रीवः कुम्भकर्णस्य भाषितम् ।भ्रुकुटिं चैव सञ्चक्रे क्रुद्धश्चैनमभाषत॥

tattu śrutvā daśagrīvaḥ kumbhakarṇasya bhāṣitam |bhrukuṭiṃ caiva sañcakre kruddhaścainamabhāṣata ||

Our plain-language meaning of this verse is waiting for scholar review.