en_tn_lite_do_not_use/mat/16/18.md

you are Peter

The name Peter means "rock."

upon this rock I will build my church

Possible meanings are 1) "this rock" represents Peter, or 2) "this rock" represents the truth that Peter had just said in Matthew 16:16

The gates of Hades will not prevail against it

Possible meanings are 1) "the powers of death will not overcome my church" or 2) "my church will break down the power of death the way an army breaks into a city."