Valmiki Ramayana 2.35.3

मनः समीक्षमाणश्च सूतो दशरथस्य सः ।कम्पयन्निव कैकेय्या हृदयम् वाक्छरैश्शितैः॥

manaḥ samīkṣamāṇaśca sūto daśarathasya saḥ |kampayanniva kaikeyyā hṛdayam vākcharaiśśitaiḥ ||

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