Silasutta 5.1

5.1

Sayānassa cepi, bhikkhave, bhikkhuno jāgarassa abhijjhābyāpādo vigato hoti, thinamiddhaṃ … uddhaccakukkuccaṃ … vicikicchā pahīnā hoti, āraddhaṃ hoti vīriyaṃ asallīnaṃ, upaṭṭhitā sati asammuṭṭhā, passaddho kāyo asāraddho, samāhitaṃ cittaṃ ekaggaṃ, sayānopi, bhikkhave, bhikkhu jāgaro evaṃbhūto ‘ātāpī ottāpī satataṃ samitaṃ āraddhavīriyo pahitatto’ti vuccatīti.

or when lying down while awake, and has given up dullness and drowsiness, restlessness and remorse, and doubt. Their energy is roused up and unflagging, their mindfulness is established and lucid, their body is tranquil and undisturbed, and their mind is immersed and unified in samādhi. Such a mendicant is said to be ‘keen and prudent, always energetic and resolute’ when lying down while awake.