tāvatiṃsā
TāvatiṃsāTidasāTidiva
The second of the six deva-worlds, the first being the Cātummahārājika world. Tāvatiṃsā stands at the top of Mount Sineru. Sakka is king of Tāvatiṃsā.
Tāvatiṃsā was also known as Tidasā and Tidiva. SN.i.234
5heaven