http://www.latimes.com/news/nationworld/world/la-120601holy.story

Sheikh Muhammed Siyam, a Hamas military leader said this.

"I've been told to restrict or restrain what I say. I hope no one is recording me or taking any pictures, as none are allowed, because I'm going to speak the truth to you," Siyam reportedly said at the conference. "It's simple. Finish off the Israelis. Kill them all! Exterminate them! No peace ever! Do not bother to talk politics."

Yasser Arafat talks about, how he plans to ethnic cleanse and slaughter all Israeli woman and children.
Arafat's speech in Sweden in 1996.
Arafat’s speech in front of 40 Arab diplomats in the Grand Hotel in Stockholm, Sweden, on January 30, 1996. Was titled "The Impending Collapse of Israel".

"We will take over everything including all of Jerusalem," he declared repeatedly. Arafat's plan has two main components aimed to cause the Jews to abandon Israel. "Within five years we will have six to seven million Arabs living on the West Bank and in Jerusalem. Arafat explained that this will be the beginning of a pressure campaign resulting within a few years in Israel's ultimate destruction. "You understand that we plan to eliminate the State of Israel and establish a purely Palestinian State. We will make life unbearable for Jews by psychological warfare and population explosion; Jews will not want to live among us Arabs!"

Faisal Husseini right before he died, said Oslo was a Trogan horse and that Israel wouldn't exist in 20 years and he said, there would be a Palestinian state the Jordan to the Mediterranean and no Israel.