“harpers” in the Douay-Rheims Bible

The word harpers appears 2 times in the Douay-Rheims Bible. The first 2 matching verses are shown below.

Apocalypse 14:2 And I heard a voice from heaven, as the noise of many waters and as the voice of great thunder. And the voice which I heard was as the voice of harpers, harping on their harps.
Apocalypse 18:22 And the voice of harpers and of musicians and of them that play on the pipe and on the trumpet shall no more be heard at all in thee: and no craftsman of any art whatsoever shall be found any more at all in thee: and the sound of the mill shall be heard no more at all in thee: