WHO ARE THE SAPTA RISHIS?

According to Matsya Purāṇa, the following are the great  Sapta Rṣis:
 (1) Atri
(2) Vasiṣtha
(3) Kaśyapa
(4) Gautama
(5) Bharadvāja
(6) Viśvāmitra
(7) Jamadagni