Dhyan means concentrating the mind on anything. It can
be auspicious as well as inauspicious. This has been divided into four
Longing with agony and pining for an object, a
person or a state which one desires. Experiencing agony and anguish to
discard undesirable persons or states and weeping, beating the head,
lamenting and being plunged in sorrow at separation from such persons
or states. All these things are called Aartdhyan; and one should get
free from it.
Beating anyone, killing or murdering anyone or
committing such sins as violence, falsehood, theft etc., or abetting
such sins and in consequence acting without any self-control. One must
completely get free from this kind of meditation and action,
Dharmadhyan is that concentration by means of
which, the soul becomes pure and life becomes sublime and sacred. This
kind of meditation is fit to be carried out. Four kinds of this have
Realizing the soul in its pure. perfect and sublime
form; and visualizing the soul; proceeding on the path of internal,
spiritual development. This is Shukladhyan. Even this has been
classified into some kinds.
The phase of this meditation appears when all passions
like Moh infatuation etc., get destroyed, This dhyan is absolutely
essential for the attainment of Mukti - salvation.
There are some other meditations than these. Like
knowledge (jnan) even meditation (dhyan) is a profound matter. Countless
books have been written about this.