The abstract noun "faithfulness" can be translated with an adverb and the abstract noun "life" can be translated with a verbal phrase. AT: "I value you being faithful to your covenant more than I value living, so my lips" (See: [[rc://en/ta/man/translate/figs-abstractnouns]])
# my lips will praise you
Here "my lips" represents the whole person. AT: "I will praise you" (See: [[rc://en/ta/man/translate/figs-synecdoche]])