King James Version
To fulfil the word of the LORD by the mouth of Jeremiah, until the land had enjoyed her sabbaths: for as long as she lay desolate she kept sabbath, to fulfil threescore and ten years.English Standard Version
to fulfill the word of the LORD by the mouth of Jeremiah, until the land had enjoyed its Sabbaths. All the days that it lay desolate it kept Sabbath, to fulfill seventy years.New International Version
The land enjoyed its sabbath rests; all the time of its desolation it rested, until the seventy years were completed in fulfillment of the word of the LORD spoken by Jeremiah.