Valmiki Ramayana Ayodhya Kanda Sarga 69 Shloka 10

ततः thereafter, तिलौदनम् rice cooked with sesame seeds, भुक्त्वा eating, पुनः पुनः again and again, अधःशिराः plunging his head downwards, तैलेन with oil, अभ्यक्तसर्वाङ्ग: his body besmeared with oil, तैलमेव into the oil alone, अन्वगाहत entered.

Thereafter I beheld him eating rice cooked with sesame seeds, his body besmeared with oil plunging again and again into it (the pool).