# their hearts

The words "their hearts" refer to the whole person. Alternate translation: "they" (See: [[rc://en/ta/man/translate/figs-synecdoche]])

# their lips

The words "their lips" refer to the whole person. Alternate translation: "they" (See: [[rc://en/ta/man/translate/figs-synecdoche]])

# talk about trouble

"talk about causing harm" or "talk about creating problems"