One day, a monk went to the Buddha, bowed respectfully, sat down to one side, and asked him:
“Bhante, they speak of this thing called ‘true knowledge’. What is true knowledge? And how is a person of true knowledge defined?”
“Understanding about suffering, understanding about the origin of suffering, understanding about the end of suffering, and understanding about the path that leads to the end of suffering. This is called true knowledge. And this is how a person of true knowledge is defined.
“Therefore, monks, you should make an effort to understand …”