# as you have promised in your word

"as you have promised to do"

# freewill offerings of my mouth

The writer speaks of his prayer as if it were a sacrifice that he is offering to God. AT: "my prayer as a sacrifice to you" (See: [[rc://en/ta/man/translate/figs-metaphor]])

# of my mouth

Here "mouth" represents the whole person. (See: [[rc://en/ta/man/translate/figs-synecdoche]])