"It is forbidden to allow Israel to continue its attacks in the occupied territory while exploiting for evil the World Cup games," said Mohsen Maksoudi.
On Monday, Hamas' representative in Tehran Abu Osaman Abdel Moaata met with extreme student unions which included the Student Union for Supporting Palestine, Student Foundation for the Destruction of Israel, Union of Students Seeking Justice, and the Front of Young World Islam.
According to the Mehr news agency, the Hamas official called on Prime Minister Ehud Olmert to halt Israel's offensive in the Gaza Strip and said Corporal Gilad Shalit will never be released.
"The army's operation in Gaza endangers the life of your soldier because an artillery shell can hit and kill him," he said.
"Maybe now there is one mother who can't sleep, but in Palestine there are thousands of mothers in this situation," he said.
'Boycott Israeli products'
The official reiterated Hamas's demand that Israel release a thousand prisoners held in Israeli jails in return for Shalit's freedom.
"The Zionists are killing our people from the land, the sea, and the air, and they destroyed our infrastructure, our power stations and even hospitals with no consideration to international laws," he added.
Student representatives said members of their unions will not wait for Muslim countries to take action and are ready to travel to the territories to fight Israel.
"We will not wait for Muslim governments. We have no option but to say: we are ready to leave for the occupied territories and we ask
Maksoudi said Iranian students do not want the crisis over Iran's nuclear program to overshadow the Palestinian problem, and called on Iranian leaders to press western nations to include a promise to safeguard Palestinian rights.
He also called for imposing an economic boycott on Israel and to stop selling oil to countries that support Israel.