Reference to the Ursula K book, around these parts it's been memed that people here cause the future to happen by controlling the lathe of heaven. The sound effect part is just brrrrrrrr.

In this case, it's being mixed with the Assad meme which is the "who must go" meme or "assad curse", everyone that ever says Assad must go has been outlived by Assad's rule. In short, Netanyahu saying this about Assad is like latheing his own end.