The text warns against wasting our human birth. What are the potential consequences or future states of existence mentioned for those who do?

Chapter 8 outlines severe consequences for wasting a human life through spiritual inaction. Procrastinating by thinking "I will do it in the next birth" is deemed foolish, as there is no certainty of returning in the same form. The text explains that future birth is determined by one's karma and knowledge. It states that many sinners, through their actions, enter the womb to take another body. Some may fare even worse, regressing from the "moving (animal) kingdom" back to the "stationary (plants/stones) state according to their deeds." This cycle of birth and death continues for one who does not reflect on how to stop it.