sitting …
or when lying down while awake. They don’t tolerate it, but give it up, dispel it, eliminate it, and obliterate it. Such a mendicant is said to be ‘keen and prudent, always energetic and resolute’ when lying down while awake.
Whether walking or standing, sitting or lying down, if you think a bad thought to do with the domestic life,
you’re on the wrong path, lost among things that delude. Such a mendicant is incapable of experiencing the highest awakening.
But one who, whether standing or walking, sitting or lying down, has calmed their thoughts, loving peace of mind; such a mendicant is capable of experiencing the highest awakening.”
Numbered Discourses 4.12 2. Walking Ethics
“Mendicants, live by the ethical precepts and the monastic code. Live restrained in the monastic code, conducting yourselves well and resorting for alms in suitable places. Seeing danger in the slightest fault, keep the rules you’ve undertaken. When you’ve done this, what more is there to do?