A hypothetical Q: if it were ever to get far enough in the long process, would two-thirds of the Senate vote to ratify it?  Some of the background:

‘Lindsey Graham’s Blank Check. Why a Defense Agreement With Israel Would Be a Disaster for Americans’, Philip Giraldi, August 22, 2019

Giraldi writes that Graham had first publicly advocated for such a pact at the Republican Jewish Coalition in April of 2019, times of israel :

“Graham said at the annual meeting of the Republican Jewish Coalition in Las Vegas Saturday that it’s time for the US to declare to the world how important its relationship is with Israel.