en_tn/mat/16/17.md

flesh and blood have not revealed

Here "flesh and blood" refers to a human being. Alternate translation: "a human did not reveal" (See: rc://en/ta/man/jit/figs-synecdoche)

this to you

Here "this" refers to Peter's statement that Jesus is the Christ and the Son of the Living God.

but my Father who is in heaven

The understood information can be made clear. Alternate translation: "but it was my Father in heaven who revealed this to you" (See: rc://en/ta/man/jit/figs-ellipsis)

my Father

This is an important title for God that describes the relationship between God and Jesus. (See: rc://en/ta/man/translate/guidelines-sonofgodprinciples)