“kiṃnara (Skt.; Pāli, kinnara). A class of heavenly beings who in early sources resemble a bird with a man’s head and according to later texts are similar to centaurs. They act as musicians in *Śakra’s *heaven.” (PDoB)
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“ābhassara (Pāli, radiant). Name of a class of devas or heavenly beings who reside in the Form Realm (rūpa-dhātu). Their ethereal natures are said to be suffused with joy (pīti) and love (*maitrī).” (PDoB)
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See also Ten Dharma Realms, Six Realms of Rebirth, The Ten Dharma Realms are Not Beyond a Single Thought
Four Formless Realms or Formless Heavens
Ten Dharma Realms