At the end of March, Israel’s reserves of foreign currency stood at $213.768 billion, nearly $7 billion more that at the end of Feb. They have since slipped back a little but shows that Israel did not, even when at war, need to use its reserves to stabilize the value of the Shekel.
https://en.globes.co.il/en/article-israels-forex-reserves-hit-record-high-1001475917