Valmiki Ramayana 7.30.35
तत्रार्धं तस्य यः कर्ता त्वय्यर्धं निपतिष्यति ।न च ते स्थावरं स्थानं भविष्यति न संशयः॥
tatrārdhaṃ tasya yaḥ kartā tvayyardhaṃ nipatiṣyati |na ca te sthāvaraṃ sthānaṃ bhaviṣyati na saṃśayaḥ ||
Our plain-language meaning of this verse is waiting for scholar review.
Open in the book