… distractions of the mind, are: sickness, dullness, doubt, carelessness, laziness, sense addiction, false view, non-attainment of a stage, and instability.
A dissatisfied, despairing body and unsteady inhalation and exhalation accompany the distractions.
For the purpose of countering them, there is the practice of eka-tattva (Oneness).
Clarification of the mind results from the cultivation of friendliness, compassion, happiness, and equanimity in conditions of pleasure, dissatisfaction, merit, and absence of merit, respectively.
Or by expulsion and retention of breath.
Or steady binding of the mind-organ arises in activity of involvement with a condition.
Or having sorrowless illumination.
Or [on a] mind in a condition free from attachment.
Or resting on knowledge [derived] from dream or sleep.
Or from meditation as desired.
Mastery of it [extends] from the smallest to the greatest.
The accomplished mind of diminished fluctuations is like a precious (or clear) jewel assuming the color of any near object, has unity among grasper, grasping, and grasped.
Yoga Sutras of Patanjali
Ways to still mind to achieve peace from Yoga Sutras