The Israeli government on Tuesday said it would allow a limited number of approved Palestinian traders to facilitate aid distribution in the embattled Gaza Strip.
A shaky ceasefire has been in effect between Hezbollah and Israel since the end of November.
Mr Blinken arrived in Egypt on Monday for the first leg of the tour.
The forum of hostage relatives also reported that Hamas had brought his body to the Gaza Strip that day.
Iran’s religious leader Ayatollah Ali Khamenei has praised the Houthi militia’s campaign of attacks against Israel and in support of the Palestinians.
Mr Macron was speaking on Tuesday in Tel Aviv during a meeting with Israeli Prime Minister Benjamin Netanyahu.
