Right. It was thanks to Arab treasons that Israel was able to have access to the Arab war planning of the wars and therefore win those wars.
For example, Israel had Morocco to thank for its victory over its Arab enemies in the 1967 Six Day War, according to revelations by a former Israeli military intelligence chief.
In 1965, King Hassan ll passed recordings to Israel of a key meeting between Arab leaders held to discuss whether they were prepared for war against Israel.
Read this, it will shock you :
King Hassan ll sharpened Israel's edge by providing secret recordings of Arab leadership discussions in run-up to war, says former military intelligence chief
www.timesofisrael.com