RobH_en_tn/rev/16/04.md

poured out his bowl

The word "bowl" refers to what is in it. See how you translated this in Revelation 16:2. Alternate translation: "poured out the wine from his bowl" or "poured out God's wrath from his bowl" (See: rc://en/ta/man/translate/figs-metonymy)

rivers and the springs of water

This refers to all bodies of fresh water. (See: rc://en/ta/man/translate/figs-synecdoche)