JMNT(i)
5 Slaves: you folks be continually paying attention, listening humbly to and obeying [your] owners (masters) those [being such] in respect to the flesh (= this human condition and natural realm) with fear (or: respect, reverence, = earnestness) and trembling (= concerned focus), joined with singleness (simplicity; uncompoundedness; = pureness of substance) of your heart (= with the core of your being willing one thing [comment: which is Kierkegaard's "the Good"]), as though to (or: as if for; as being in, and with) the Christ,