The walkouts were said to represent where the perception of Israel and Netanyahu specifically stands at the moment
One source
What the source said
The Times of Israel Daily BriefingThe PM's speech: Fiery rhetoric, inside and outside the UN
“kind of definitely represents where the perception of Israel and Netanyahu specifically at the moment.”
Listen from 2:44Reported by one source so far. It is confirmed when a second, independent source reports the same thing.