Canto 2 -
Ayodhyā-kāṇḍa
Chapter 39: Kausalyā Instructs Sītā
Text 2.39.34

अम्ब मा दुःखिता भूस्त्वं पश्य त्वं पितरं मम।
क्षयो हि वनवासस्य क्षिप्रमेव भविष्यति॥

amba mā duḥkhitā bhūs tvaṁ paśya tvaṁ pitaraṁ mama
kṣayo hi vana-vāsasya kṣipram eva bhaviṣyati

amba = mother; duḥkhitā bhūḥ tvam = don’t be distressed; paśya tvam = look after; pitaram = My father; mama = My; kṣayaḥ = over; hi = for; vana-vāsasya = stay in the forest; kṣipram eva = very quickly; bhaviṣyati = will be.

Mother, don’t be distressed. Look after My father for My stay in the forest will be over very quickly.