Keil states: “Daniel and his companions were to be educated in the wisdom of the Chaldean priests and learned men, which was taught in the schools of Babylon. ”
Keil ütleb Taanieli raamatu kommentaaris: „Taanielile ja ta kaaslastele pidi õpetatama kaldea tarkade ja õpetatud meeste tarkust, mida õpetati Babüloni koolides. ”