New International Version
They entered into a covenant to seek the LORD, the God of their ancestors, with all their heart and soul.

American Standard Version
And they entered into the covenant to seek Jehovah, the God of their fathers, with all their heart and with all their soul;

Berean Study Bible
Then they entered into a covenant to seek the LORD, the God of their fathers, with all their heart and soul.

Douay-Rheims Bible
And he went in to confirm as usual the covenant, that they should seek the Lord the God of their fathers with all their heart, and with all their soul.

English Revised Version
And they entered into the covenant to seek the LORD, the God of their fathers, with all their heart and with all their soul;

King James Bible
And they entered into a covenant to seek the LORD God of their fathers with all their heart and with all their soul;

World English Bible
They entered into the covenant to seek Yahweh, the God of their fathers, with all their heart and with all their soul;

Young's Literal Translation
and they enter into a covenant to seek Jehovah, God of their fathers, with all their heart, and with all their soul,

2 Chronicles 15:12 Additional Translations ...