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

Contemporary English Version
They made a solemn promise to faithfully worship the LORD God their ancestors had worshiped,

New American Bible
They entered into a covenant to seek the LORD, the God of their ancestors, 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.

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.

they entered

2 Chronicles 23:16 And Joiada made a covenant between himself and all the people, and the king, that they should be the people of the lord.

2 Chronicles 29:10 Now therefore I have a mind that we make a covenant with the Lord the God of Israel, and he will turn away the wrath of his indignation from us.

2 Chronicles 34:31,32 And standing up in his tribunal, he made a covenant before the Lord to walk after him, and keep his commandments, and testimonies, and justifications with all his heart, and with all his soul, and to do the things that were written in that book which he had read. . . .

Deuteronomy 29:1,12 These are the words of the covenant which the Lord commanded Moses to make with the children of Israel in the land of Moab: beside that covenant which he made with them in Horeb. . . .

2 Kings 23:3 And the king stood upon the step: and he made a covenant with the Lord, to walk after the Lord, and to keep his commandments, and his testimonies, and his ceremonies, with all their heart, and with all their soul, and to perform the words of this covenant, which were written in that book: and the people agreed to the covenant.

Nehemiah 9:38 And because of all this we ourselves make a covenant, and write it, and our princes, our Levites, and our priests sign it.

Nehemiah 10:29 All that could understand, promising for their brethren, with their chief men, and they came to promise, and swear that they would walk in the law of God, which he gave in the hand of Moses the servant of God, that they would do and keep all the commandments of the Lord our God, and his judgments and his ceremonies.

Jeremiah 50:5 They shall ask the way to Sion, their faces are hitherward. They shall come, and shall be joined to the Lord by an everlasting covenant, which shall never be forgotten.

2 Corinthians 8:5 And not as we hoped: but they gave their own selves, first to the Lord, then to us by the will of God;

seek

2 Chronicles 15:4 And when in their distress they shall return to the Lord the God of Israel, and shall seek him, they shall find him.

Deuteronomy 4:29 And when thou shalt seek there the Lord thy God, thou shalt find him: yet so, if thou seek him with all thy heart, and all the affliction of thy soul.

Deuteronomy 10:12 And now, Israel, what doth the Lord thy God require of thee, but that thou fear the Lord thy God, and walk in his ways, and love him, and serve the Lord thy God, with all thy heart, and with all thy soul:

1 Kings 8:48 And return to thee with all their heart, and all their soul, in the land of their enemies, to which they have been led captives: and pray to thee towards the way of their land, which thou gavest to their fathers, and of the city which thou hast chosen, and of the temple which I have built to thy name:

Jeremiah 29:12 And you shall call upon me, and you shall go. and you shall pray to me, and I will hear you.

Acts 24:14 But this I confess to thee that according to the way which they call a heresy, so do I serve the Father and my God, believing all things which are written in the law and the prophets: