how to move snorlax fire red?

Pokemon FireRed Part 11 | Get out of my way Snorlax

Go to the top of the pokemon tower in lavender town and beat team rocket and then Mr. Fuji will give you the poke flute. Then use it on the snorlax and catch it.

How to get poke flute and pass Snorlax in Pokemon Fire Red Version (read description)