They do speak about erasing specific towns (and after saying such things their supporters go and torch such towns while killing the inhabitants), forcibly expelling all Palestinians, and calling for a second Nakba though:

https://www.nbcnews.com/news/world/gaza-nakba-israels-far-ri...

https://www.972mag.com/intelligence-ministry-gaza-population...

https://www.axios.com/2023/03/01/hawara-israeli-smotrich-wip...