In Buddhism, an Arhat (Sanskrit: अर्हत्) or Arahant (Pali: अरहंत्, 𑀅𑀭𑀳𑀦𑁆𑀢𑁆) is one who has gained insight into the nature of existence, has achieved nirvana, and has been liberated from the endless cycle of rebirth. The understanding of the concept has changed over the centuries, and varies between different schools of Buddhism and differ…