Turkiye will file a request with a United Nations court on Wednesday to join South Africa's genocide lawsuit against Israel, a Turkish official said.
The declaration of intervention will be submitted at the International Court of Justice in The Hague, the official said on condition of anonymity in accordance with regulations.
Turkiye, one of the fiercest critics of Israel's actions in Gaza, will become the latest nation to seek to participate in the case.
Turkish President Recep Tayyip Erdogan has frequently compared Israeli Prime Minister Benjamin Netanyahu to Adolf Hitler, accused his country of genocide, called for it to be punished in international courts and criticised Western nations for backing Israel.
In May, Turkey suspended trade with Israel, citing its assault on Gaza. In contrast to Western nations that have designated Hamas as a terrorist organisation, Erdogan has commended the group, calling it a liberation movement.
South Africa brought a case to the International C