Mahāvacchasutta

mn73:18.1 “Tena hi tvaṁ, vaccha, dve dhamme uttari bhāvehi—samathañca vipassanañca.

mn73:18.2 Ime kho te, vaccha, dve dhammā uttari bhāvitā—samatho ca vipassanā ca—anekadhātupaṭivedhāya saṁvattissanti.