en_tn/1ki/14/30.md

There was constant warfare

"There was continuing war" or "There were constant battles"

warfare between Rehoboam and Jeroboam

The names of the kings represent themselves and their armies. AT: "the armies of Rehoboam and Jeroboam fought in battle again and again" or "Rehoboam and his people and Jeroboam and his people engaged in battle continually" (See: rc://en/ta/man/translate/figs-synecdoche)