en_tn/mrk/07/19.md

it cannot go into his heart

Here "heart" is a metonym for a person's inner being or mind. Here Jesus means that food does not affect a person's character. AT: "it cannot go into his inner being" or "it cannot go into his mind" (See: rc://en/ta/man/translate/figs-metonymy)

Do you not see that whatever enters ... latrine?

Jesus uses this question to teach his disciples something they should already know. It can be expressed as a statement. AT: "Whatever enters ... latrine." (See: rc://en/ta/man/translate/figs-rquestion)

because it

Here "it" refers to what goes into a person; that is, what a person eats.

all foods clean

It may be helpful to explain clearly what this phrase means. AT: "all foods clean, meaning that people can eat any food without God considering the eater defiled" (See: rc://en/ta/man/translate/figs-explicit)