Third Temple

The First Temple built by King Solomon, touch by the Babylonians in 586 B.C. The Second Temple built of stone happen 75 years later was destory by Rome in 70 A.D. as was the Israel State and the people enslaved.
The Third Temple h is just a dream for now, the plans for it are on the drawing board and once the Dome of the Rock is removed construction will commerence. It was almost destory by Iran when the fired 300 rockets into Israel. Anyone reaching the Dome of the Rock would have destoried it.
Hamas has said that its war with Israel is to destory Israel, kill all Jews in the Middle East and even tear down the West Wall and pave roads with its stones.
Whereas the Jews in Israel have a different version of the pharse from the River Jordan to the Sea means that all of its land will have more Jewish sites built.