Valmiki Ramayana 5.1.204

निरुन्धन्तमिवाकाशं चकार मतिमान् मतिम् ।कायवृद्धिं प्रवेगं च मम दृष्ट्वव राक्षसाः॥

nirundhantamivākāśaṃ cakāra matimān matim |kāyavṛddhiṃ pravegaṃ ca mama dṛṣṭvava rākṣasāḥ ||

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