אֶ֥רֶץ אֶ֖רֶץ אָ֑רֶץ שִׁמְעִ֖י דְּבַר־יְהוָֽה׃ (ס)
O land, land, land, Hear the word of the LORD.
Rashi on Jeremiah
O land, land, land A land that is a land among lands, the most esteemed of all of them. Another explanation: Eretz Israel had three lands in it. Judea, Transjordania, and Galilee.