"Iran will never remain silent in the face of aggression against its interests and security", Pezeshkian told Macron in a phone call.
Israel's chief military spokesman, Rear Admiral Daniel Hagari, blamed Sinwar for the Oct 7 attack and said Israel would continue to pursue him.
Iran has said the U.S. bears responsibility in the assassination of Haniyeh because of its support for Israel.
Akhund said the assassination of Hamas's political leader is a desperate and transparent attempt to divert attention by Israel from its military shortcomings and failures
Wednesday's assassination has aroused fears of direct conflict between Tehran and its arch-enemy Israel in a region shaken by Israel's war in Gaza and a worsening...
Ismail Haniyeh was assassinated in Iran on Wednesday. His funeral prayers were held in Doha on Friday, attended by thousands including political figures, scholars, and government...
Vowing to retaliate, Ali Akbar Ahmadian, the secretary of Iran's Supreme National Security Council, said: "All fronts of the resistance will take revenge for Haniyeh's blood."
Gaza health officials said at least 45 Palestinians had been killed by Israeli military strikes across the densely populated coastal enclave on Tuesday.