Palestinian President Mahmoud Abbas' elder brother Atta Rida Shehada Abbas passed away in Syria, the local Al-Thawra daily reported on Tuesday.

Atta Abbas, among the first generation of Fatah movement, died of a heart attack here on Monday and was buried in Martyrs Graveyard in the Yarmouk camp for Palestinian refugees near Damascus, Mahmoud al-Khalidi, the Palestinian ambassador to Damascus was quoted as saying.

President Abbas, 76, will receive mourners in his Ramallah office on Wednesday, the official Palestinian news agency Wafa reported.