The hostage, Youssef Ziyadne, an Arab Bedouin, was seized along with three grown children on Oct. 7, 2023. Two of them were released, but there is “serious concern” about the fate of the third.

The deal would secure release of a third of the approximately 100 hostages who remain in Gaza, including two dual U.S.-Israeli nationals. In return, Israel would release some Palestinian prisoners.

The Israeli military said Wednesday it had recovered the body of a hostage from a tunnel in southern Gaza. Yousef Al-Ziyadnah, 53, who was kidnapped during the Hamas attack on Israel on October 7, 2023,