. Saints DO pray for us: Apocalypse 5:8
And when he had opened the book, the four living creatures, and the four and twenty ancients fell down before the Lamb, having every one of them harps, and golden vials full of odours, which are the prayers of saints
That does not logically follow.
Certainly not necessarily.
The image and reality from the words just as logically means
that Christian Believers on earth have their prayers bottled up in Heaven in a treasured, memorial, ceremonial way for later ceremonial use as well as the timely answer regarding the original time and prayer.
Well, it does not explicitly say that, you are correct — it says clearly “which are the prayers of saints”