And in using the singular verb, did I not speak of not-being as one?
If the singular verb uses reduplication, that is lost in the dual and plural forms.
But who and what often take a singular verb regardless of any supposed number; the questions Who wants some cake?
Here elohim has a singular verb and clearly refers to God.
Take your shot with a singular verb, treating the name of the team without an s, as you would a city.
Another set of many grammar errors is that singular verbs have been used for plural subjects.
As such, it ought to take a singular verb, as in "the cavalry troop is advancing."
The singular verb indicates that "a watcher, a holy one" are two titles for the same being or class of beings.
For plural answers or third-person singular verbs, try S at the end.
For example, there generally is no "s" at the end of third-person singular verbs.