Israeli politicians have said enough very questionable statements to fill a book. But everybody sorts of understands them to be targeted at a domestic audience for pandering. Why is Iran supposedly different here?
https://www.dailysabah.com/mideast/2014/07/14/mothers-of-all...
This is Iran's LEADER:
On a serious note, I think the many Palestinians imprisoned on questionable grounds would disagree with you.
Apart from that, Israel is known to have tested experimental drugs etc. on Palestinians[1] and aims to cripple[2], so as far as inflicting harm, they're quite credible.
1 - https://www.middleeastmonitor.com/20190220-israel-pharmaceut...
2 - https://apnews.com/article/6035b1d3293c4a298145afbff50ab844
https://www.washingtonpost.com/gdpr-consent/?next_url=https%...
P.S. I wanted a non-paywalled article.