On the day after: Some translations (Bible en français courant and Traduction œcuménique de la Bible, for example) have rendered this as “Two days later.” However, “The next day” is the interpretation of most.

Quoted with permission from Newman, Barclay M. and Stine, Philip C. A Handbook on Jeremiah. (UBS Helps for Translators). New York: UBS, 2003. For this and other handbooks for translators see here .