“He doesn’t need to be specifically referring Gaza when speaking about the large scale land theft and genocide of the Palestinian people perpetrated by the state of Israel.”
I doubt he was.
“Dahl may have been the type of bigot to be antisemitic and against Zionism. They aren’t directly linked hand in hand.”
Yes, those views are precisely his stated prejudices in the above quotes.
He doesn’t seem to have linked those two instances directly or causally, each is a skewed reasoming for why he doesn’t like jews in general, within or without Israel.