Kumar

https://harekrishnainfo.blogspot.com/search/label/SitaRamaMandaviBharatUrmilaLakshmanShrutakirtiShatrughnaSuvarchalaHanuman

https://freeglobaluniversity.blogspot.com/search/label/Chakra

https://freeglobaluniversity.blogspot.com/search/label/Ancient

https://freeglobaluniversity.blogspot.com/search/label/SufferJoy

https://freeglobaluniversity.blogspot.com/search/label/Eternal

https://freeglobaluniversity.blogspot.com/search/label/YouthAdolescentTeenKidYoung

Mahabharata, a total of seven sons is mentioned, namely: Aniruddha, Sana, Sanatsujata, Sanaka, Sanandana, Sanatkumara, Kapila, and Sanatana and further mentions that, "Knowledge comes to these seven rishis, of itself (without being dependent on study or exertion). 

Four Kumaras

https://freeglobaluniversity.blogspot.com/search/label/Kumar

Additional 3

https://harekrishnainfo.blogspot.com/search/label/Aniruddha

https://harekrishnainfo.blogspot.com/search/label/Kapi

https://freeglobaluniversity.blogspot.com/search/label/Eternal

Gate

https://harekrishnainfo.blogspot.com/search/label/JayaVijaya