Hamas' foreign relations chief, Osama Hamdan, announced news of the upcoming delegation to Tehran.
Says Gaza has double the weapons it had during 2014 war.
The "Patient Ones" are seeking Palestinians as a group to become an Iranian proxy in the region.
Hamas said the report, which appeared in the Iranian news agency Fars, was aimed at disrupting the “successful” visit of its leader, Khaled Mashaal, to Saudi Arabia.
Iran backing Shi'ite forces in region, seeks foothold in Middle East at expense of Sunni regimes.
Remarks by leader of Palestinian Islamist group come amid reports that Hamas and Iran have agreed to restore their relations.
Senior diplomat says temporary agreement with Tehran unlikely by end of March deadline.
Writing for the online Politico newsmagazine, Ross argues that American allies in the region are growing more apprehensive over what they see as growing Iranian influence in the region.
Tehran “condemns extremism, violence, and terrorism whether in Palestine, Lebanon and the Levant or in Paris and the United States.”