During his visit to Cairo, Haniyeh reportedly took part in various meetings with Egyptian security officials.
A source in Hamas informed Palestinian media outlets that the delegation also includes deputy head of Hamas Khalil al-Hayya, deputy head of the political bureau, Mossa Abu Marzouq, and prominent leader Rouhi Moshtah.
During the first meeting presided over by Ismail Haniyeh, members of the politburo discussed several issues, mainly the relation with Egypt and reconciliation with Palestinian President Mahmoud Abbas, in addition to the future of relations with Iran and Arab countries.
Oron Shaul, Hadar Goldin and Avraham Mengistu.
In exchange, Egypt is supposed to alleviate its blockade of Gaza by opening the Rafah crossing - the only way out of Gaza except through Israel - as well as increase commercial ties with the Strip.
Hamas, insisted the movement's senior official in Lebanon, has succeeded in passing the tense stage in its relations with the government in Cairo after demonstrating that accusations of interference in Egypt's internal affairs are untrue. The bombing was the first time that a Palestinian had set off a suicide bomb against Hamas forces.
"Hamas wants to see accomplishments that would later reflect on the residents", a Hamas source told Asharq al-Awsat.
Argaman also warned that militant Palestinian group Hamas, which controls the Gaza Strip, "continues to invest many resources in preparation for the next [military] campaign, even at the expense of civilians' welfare" and that it "is prepared for a conflict with Israel".
He noted that the aim of the latest visit was to develop the relationship with Cairo and to carry out what was agreed upon during the previous visits of Hamas leaders to Egypt.