Assuredness in the True Dhamma (2)
Saddhamma-niyāma Sutta  (AN 5:152)

“Monks, endowed with five qualities, even though listening to the True Dhamma, one is incapable of alighting on the orderliness, on the rightness of skillful qualities. Which five?

”One holds the talk in contempt.

“One holds the speaker in contempt.

“One holds oneself in contempt.

“One is undiscerning, dim-witted, a drooling idiot.

“Not understanding, one assumes one understands.

“Endowed with these five qualities, even though listening to the True Dhamma, one is incapable of alighting on the orderliness, on the rightness of skillful qualities.

“Endowed with (the) five (opposite) qualities when listening to the True Dhamma, one is capable of alighting on the orderliness, on the rightness of skillful qualities. Which five?

“One doesn’t hold the talk in contempt.

“One doesn’t hold the speaker in contempt.

“One doesn’t hold oneself in contempt.

“One is discerning, neither dim-witted nor a drooling idiot.

“Not understanding, one doesn’t assume one understands.

“Endowed with these five qualities when listening to the True Dhamma, one is capable of alighting on the orderliness, on the rightness of skillful qualities.”

See also: AN 5:202; AN 6:86–88; AN 8:53; Sn 2:9; Thag 5:10