They could go to Iran, where they have been on short trips.  “Senior Hamas officials in Turkey after Qatar says leadership unwelcome – report,” JPost, 11-17-24.  See also “Senior Hamas leaders left Qatar for Turkey last week, Arab diplomat says,” Times of Israel, 11-17-24.  “On November 8, the US revealed that it had asked Qatar to oust Hamas officials from Doha, which has hosted an office for the terror group since 2012. Washington said it made the request after Hamas had rejected repeated hostage deal proposals and had executed six captives, including an American citizen.”

“Iran publishes picture of Supreme Leader Khamenei after unsourced reports he was in coma,” Times of Israel, 11-17-24.