JMNT(i)
8 so that now we can be (or: are) living, since (or: if ever) you continue standing firm in (and: in union with) [the] Lord.
9 For now, what gratitude (or: expression of the goodness of grace and favor) we continue able to give back to God in return – concerning you folks, upon [the occasion of] all the joy for which (or: in which) we are continually rejoicing because of you – before (or: in front of; in the place facing toward and in the presence of) our God,