Threefold Body of a Buddha  三身（法身、報身、化身）  They are   1.Dharma body, i.e. Dharmakāya - its own essential nature, common to all Buddhas.  2.Retribution body, i.e. Sambhogakāya - a body of bliss, which he receives for his own use and enjoyment.  3.Response and transformation body, i.e. Nirmanakāya - he can appear in any form whenever and wherever necessary for the sake of crossing over others.