New Revised Standard Version
to fulfill the word of the LORD by the mouth of Jeremiah, until the land had made up for its sabbaths. All the days that it lay desolate it kept sabbath, to fulfill seventy years.

Contemporary English Version
Judah was an empty desert, and it stayed that way for 70 years, to make up for all the years it was not allowed to rest. These things happened just as Jeremiah the LORD's prophet had said.

New American Bible
All this was to fulfill the word of the LORD spoken by Jeremiah: Until the land has retrieved its lost sabbaths, during all the time it lies waste it shall have rest while seventy years are fulfilled.

Douay-Rheims Bible
That the word of the Lord by the mouth of Jeremias might be fulfilled, and the land might keep her sabbaths: for all the days of the desolation she kept a sabbath, till the seventy years were expired.

That the word of the Lord by the mouth of Jeremias might be fulfilled, and the land might keep her sabbaths: for all the days of the desolation she kept a sabbath, till the seventy years were expired.

To fulfil

Jeremiah 25:9,12 Behold I will send, and take all the kindreds of the north, saith the Lord, and Nabuchodonosor the king of Babylon my servant: and I will bring them against this land, and against the inhabitants thereof, and against all the nations that are round about it: and I will destroy them, and make them an astonishment and a hissing, and perpetual desolations. . . .

Jeremiah 26:6,7 I will make this house like Silo: and I will make this city a curse to all the nations of the earth. . . .

Jeremiah 27:12,13 And I spoke to Sedecias the king of Juda according to all these words, saying: Bend down your necks under the yoke of the king of Babylon, and serve him, and his people, and you shall live. . . .

Jeremiah 29:10 For thus saith the Lord: When the seventy years shall begin to be accomplished in Babylon, I will visit you: and I will perform my good word in your favour, to bring you again to this place.

Daniel 9:2 The first year of his reign I, Daniel, understood by books the number of the years, concerning which the word of the Lord came to Jeremias, the prophet, that seventy years should be accomplished of the desolation of Jerusalem.

Zechariah 1:4-6 Be not as your fathers, to whom the former prophets have cried, saying: Thus saith the Lord of hosts: Turn ye from your evil ways, and from your wicked thoughts: but they did not give ear, neither did they hearken to me, saith the Lord. . . .

until the land

Leviticus 25:4-6 But in the seventh year there shall be a sabbath to the land, of the resting of the Lord. Thou shalt not sow thy field, nor prune thy vineyard. . . .

Leviticus 26:34,35,43 Then shall the land enjoy her sabbaths all the days of her desolation. When you shall be . . .

Zechariah 1:12 And the angel of the Lord answered, and said: O Lord of hosts, how long wilt thou not have mercy on Jerusalem, and on the cities of Juda, with which thou hast been angry? this is now the seventieth year.