Below are a few of the more reliable Wikipedia sites on the history of South Sulawesi.
Ajattappareng https://en.wikipedia.org/wiki/Ajatappareng
Luwu https://id.wikipedia.org/wiki/Kedatuan_Luwu
Gowa-Talloq https://en.wikipedia.org/wiki/Early_history_of_Gowa_and_Talloq