"has not stopped showing his covenant faithfulness and trustworthiness to my master." The abstract nouns "faithfulness" and "trustworthiness" can be stated as "to be faithful and trustworthy." AT: "has not stopped being faithful to his covenant and trustworthy toward my master" or "has not stopped being faithful and trustworthy to my master" (See: [[rc://en/ta/man/translate/figs-abstractnouns]])