דיגהה ניקאיה 1:562
SUJATOPuna caparaṁ, ānanda, yadā tathāgato sato sampajāno āyusaṅkhāraṁ ossajjati, tadāyaṁ pathavī kampati saṅkampati sampakampati sampavedhati.
Furthermore, when the Realized One, mindful and aware, surrenders the life force, the earth shakes and rocks and trembles.