For my stomach was made bitter the translation can say “it turned sour in my stomach” or “my stomach turned sour.” In English this condition is normally called “a heartburn.” Whatever is the normal term in a language for when one experiences “acid stomach” or “heartburn” should be used here.

All the words and phrases of this verse are used previously and require no further comment.

Quoted with permission from Bratcher, Robert G. and Hatton, Howard A. A Handbook on The Revelation to John. (UBS Handbook Series). New York: UBS, 1993. For this and other handbooks for translators see here .