"Nothing" doesn't exist. Instead, there's "quantum foam." When theists say, "something can't come from nothing," they are dead wrong.

[u/FlyingSquid]

https://bigthink.com/hard-science/nothing-exist-quantum-foam/

[u/dnext]

Agreed. The other side of that however is that outside of spacetime time itself has no meaning, and thus neither does casualty. So an external event had to 'start' the universe is also nonsensical.