अचलत्वं चापेक्ष्य ॥ ९ ॥
acalatvaṃ cāpekṣya || 9 ||
acalatvam—Immobility; ca—and; apekṣya—referring to.
9. And referring to (its) immobility {the scriptures attribute meditativeness to the earth).
“The earth meditates as it were”—in such statements meditativeness is ascribed to the earth on account of its immobility or steadiness. So we learn that steadiness is a concomittance of meditation, and that is possible only while sitting and not while standing or walking.