the three divine avatars of gods

 Once upon a time , there was a sage named Atri who lived with his wife Anusya , she was a dutiful woman. she used to do her dutieson time. her loyality was so pure that three goddesses  Lakshmi, Saraswati and  Parvati were jealous of Anusya , they decided to ask their husbands to perform a task .  the task was to break the loyality of  Anusya . So , the three divine gods bramha, vishnu and shiva disguised as monks and asked Anusya to give them donations . When anusya gave them food . the sages asked anusya to feed them . Anusya was shocked . She knew that she could not ove away from her duties as well not ignore these  monks. She  meditated for some time and realized these were the devas in disguise . so she had an idea . She sprinkled som holy water on them and cursed them to transform into babies and then began to feed them . Soon the goddesses came to know of this through sage Narada  and then rushed to Anusya  begging to revive their husbands. Anusya then used her magic powers to give the gods their true form again and requested the devies a wish that they should be born as their sons. Later when the time came the gods to birth as anusyas childeren those were

Chandra -- avatar of bramha

durvasa--avatar of shiva

 dattatreya-avatar of  Vishnu

Chandra was calm, durvasa often got angy while dattatreya balanced both . therefore he is also knowna adi guru. the three  gods began to spread teachings over the world .