## I have not concealed your righteousness in my heart ##

AT: "I have not hidden your righteousness in my heart" or "I have not kept your righteousness a secret"

## I have not concealed your covenant faithfulness or your trustworthiness from the great assembly ##

This can be expressed positively. AT: "I have told the great assembly about your covenant faithfulness and your trustworthiness"

## your covenant faithfulness ##

"how faithful you are to keep your promises"

## your trustworthiness ##

"how trustworthy you are"

## let your covenant faithfulness and your trustworthiness always preserve me ##

AT: "because of your covenant faithfulness and your trustworthiness, preserve me always"