According to The Atlantic, Blinken enquired whether the Saudis could tolerate Israel periodically re-entering the territory to strike the besieged Gaza Strip.
“They can come back in six months, a year, but not on the back end of my signing something like this,” Mohammed bin Salman responded.
“Seventy percent of my population is younger than me,” the crown prince explained to Blinken.
“For most of them, they never really knew much about the Palestinian issue. And so they’re being introduced to it for the first time through this conflict. It’s a huge problem. Do I care personally about the Palestinian issue? I don’t, but my people do, so I need to make sure this is meaningful.”
"First they came for Palestinians, and I did not speak out because I was not a Palestinian..."
Then they came for me, the prince of saudi
This goes a bit deeper than their connection to America. The whole reason they were aligned with America in the first place was their mutual hatred of Iran. The Saudis HATE Iran. Coincidentally Hamas's biggest supporter is Iran. Israel surely knows this and for similar reasons why most of the Arabian peninsula states are keeping their distance from this war.