Jeremiah
Jeremiah 3:18ESV·traditional attribution

In those days the house of Judah shall join the house of Israel, and together they shall come from the land of the north to the land that I gave your fathers for a heritage.

John Calvin Reformed @genevareformer

Then is added, what is of the same meaning, In those days shall come the house of Judah with the house of Israel It hence appears, that the Prophet speaks of the posterity of Abraham and not of other nations; for he adds this verse as explanatory.

Matthew Henry Presbyterian @wholebiblehenry

Here is a great deal of gospel in these verses, both that which was always gospel, God's readiness to pardon sin and to receive and entertain returning repenting sinners, and those blessings which were in a special manner reserved for gospel times, the forming and founding of the gospel church by bringing into it the children of God that were scattered abroad, the superseding of...

Commenting on Jeremiah 3:12-19

John Gill Reformed Baptist @doctorgill

In those days the house of Judah shall walk with the house of Israel,.... Which had its accomplishment when some of the ten tribes, scattered among the nations whither the Gospel came, as well as in the land of Judea, being converted under it, joined together in a Gospel church state, and walked together in all the commandments and ordinances of Christ: and it may...