Acintita Sutta
Un-conjecturable
“There are these four un-conjecturables that are not to be conjectured about, that would bring madness and vexation to anyone who conjectured about them. Which four?
“The Buddha-range of the Buddha’s (i.e., the range of powers a Buddha develops as a result of becoming a Buddha) is an un-conjecturable that is not to be conjectured about, that would bring madness and vexation to anyone who conjectured about it.
“The jhana-range of a person in jhana (i.e., the range of powers that one may obtain while absorbed in jhana)…
“The precise working out of the results of kamma…
“Conjecture about the origin, (etc.,) of the world is an un-conjecturable that is not to be conjectured about, that would bring madness and vexation to anyone who conjectured about it.
“These are the four un-conjecturables that are not to be conjectured about, that would bring madness and vexation to anyone who conjectured about them.”