To what extent are you “updating the English,” and according to what rules or rules of thumb?
This is where I make as little changes as absolutely possible, only the spelling is changed, I am keeping it as close as possible in everything. Here is an example
Original Douay-Rheims Revelation
8 And the second Angel sounded with the trompet: and as it were a great mountaine burning with fire, was cast into the sea, and the third part of the sea was made bloud:
9 and the third part of those creatures died, which had liues in the sea, and the third part of the shippes perished.
10 And the third Angel sounded with the trompet, and a great starre fel from heauen, burning as it were a torche, and it fel on the third part of the floudes, and on the fountaines of waters:
11 and the name of the starre is called Worme Wod. and the third part of the waters was made into Worme Wod: and many men died of the waters, because they were made bitter .
Here mine
8 And the second Angel sounded with the trumpet: and as it were a great mountain burning with fire, was cast into the sea, and the third part of the sea was made blood:
9 and the third part of those creatures died, which had lives in the sea, and the third part of the ships perished.
10 And the third Angel sounded with the trumpet, and a great star fell from heaven, burning as it were a torch, and it fell on the third part of the floods, and on the fountains of waters:
11 and the name of the star is called Wormwood. And the third part of the waters was made into Wormwood: and many men died of the waters, because they were made bitter.