According to Patanjali, Yoga is the cessation of the modifications of the mind.

据帕坦·加利，瑜伽，是心灵的修改停止。

youdao

These are not grouped in stages, or are they except the last, unchangeable. According to Patanjali, these states of mind are: dull and lethargic, distracted, scattered, focused, and controlled.

按照帕坦伽利的划分，它们是：迟钝懒散，心烦意乱，精力分散，专心，和受控。

youdao