You said to Sita, ‘Bharata and Satrughna should be looked after as your own brothers and sons.’ You did not include my name (among those who should remain in Ayodhya). That was how you have already permitted me to be in your company in the forest. (2. 26. 33) Again you said to me, ‘Do not worry yourself about my proceeding to the forest. Get ready and call off all the proceedings of my coronation.’ I am ready to go to the forest.
Lakshmana convinces Rama 2.31.18-27
I shall wait on you both whether you are walking and sleeping. (This suggests that he would not sleep even during nights.)
Lakshmana pleads with Rama 2.31.3-5
You said to Sita, ‘Bharata and Satrughna should be looked after as your own brothers and sons.’ You did not include my name (among those who should remain in Ayodhya). That was how you have already permitted me to be in your company in the forest. (2. 26. 33) Again you said to me, ‘Do not worry yourself about my proceeding to the forest. Get ready and call off all the proceedings of my coronation.’ I am ready to go to the forest.
Lakshmana convinces Rama 2.31.18-27
I shall wait on you both whether you are walking and sleeping. (This suggests that he would not sleep even during nights.)