Following are a number of back-translations as well as a sample translation for translators of 1 Kings 4:21:

• Kupsabiny: “Solomon ruled all the territories from River Euphrates up to the country of the Philistines to the boundary of Egypt. These countries paid tax to Solomon and they were his servants in all his days.” (Source: Kupsabiny Back Translation)
• Newari: “Solomon reigned over all the lands from the Euphrates River to the land of the Philistines and the border of Egypt. The people living there paid tribute to Solomon, and they were subject to him for his entire lifetime.” (Source: Newari Back Translation)
• Hiligaynon: “Solomon is the one-who-ruled over all the kingdoms from the River Eufrates to the land of the Filistinhon until the boundary of Egipto. These kingdoms were paying taxes to Solomon and were-under- his -jurisdiction while he was-alive.” (Source: Hiligaynon Back Translation)
• English: “Solomon’s kingdom extended from the Euphrates River in the northeast to the Philistia area in the west and to the border of Egypt in the south. The conquered people in those areas paid taxes and were under Solomon’s control for the rest of his life.” (Source: Translation for Translators)