Canto 2 -
Ayodhyā-kāṇḍa
Chapter 22: Rāma Instructs Lakṣmaṇa
Text 2.22.13

मयि चीराजिनधरे जटामण्डलधारिणि।
गतेऽरण्यं च कैकेय्या भविष्यति मनःसुखम्॥

mayi cīrājinadhare jaṭā-maṇḍaladhāriṇi
gate ’raṇyaṁ ca kaikeyyā bhaviṣyati manaḥ-sukham

mayi = when I; cīra-ajinadhare = have worn bark and deer skin; jaṭā-maṇḍaladhāriṇi = matted My hair; gate = gone; araṇyam = to the forest; ca = and; kaikeyyāḥ = Queen Kaikeyī’s; bhaviṣyati manaḥ-sukham = mind will become happy.

Queen Kaikeyī’s mind will become happy when I have worn bark and deer skin, matted My hair and gone to the forest.