KJV : To fulfil <04390> (8763) the word <01697> of the LORD <03068> by the mouth <06310> of Jeremiah <03414>, until the land <0776> had enjoyed <07521> (8804) her sabbaths <07676>: [for] as long as <03117> she lay desolate <08074> (8715) she kept sabbath <07673> (8804), to fulfil <04390> (8763) threescore and ten <07657> years <08141>.
NASB : to fulfill the word of the LORD by the mouth of Jeremiah, until the land had enjoyed its sabbaths. All the days of its desolation it kept sabbath until seventy years were complete.
NASB# : to fulfill<4390> the word<1697> of the LORD<3068> by the mouth<6310> of Jeremiah<3414>, until<5704> the land<776> had enjoyed<7521> its sabbaths<7676>. All<3605> the days<3117> of its desolation<8074> it kept<7673> sabbath<7673> until seventy<7657> years<8141> were complete<4390>.