Yes the Kremlin said it and seriously, how should Russia react if the USA sends Tomahawk missiles at Russia?

The Kremlin spokesman said that if Tomahawks were launched at Russian targets, Moscow would have to take into account that some versions of the missile can carry nuclear warheads.
“Just imagine: a long-range missile is launched and is flying, and we know that it could be nuclear. What should the Russian Federation think? Just how should Russia react?” Peskov asked.

https://www.presstv.ir/Detail/2025/10/12/756774/Dramatic-escalation-looming-over-Ukraine-war-Kremlin

Think people…

WtR