New Revised Standard Version
For Ezra had set his heart to study the law of the LORD, and to do it, and to teach the statutes and ordinances in Israel.

Contemporary English Version
Ezra had spent his entire life studying and obeying the Law of the LORD and teaching it to others.

New American Bible
Ezra had set his heart on the study and practice of the law of the LORD and on teaching statutes and ordinances in Israel.

Douay-Rheims Bible
For Esdras had prepared his heart to seek the law of the Lord, and to do and to teach in Israel the commandments and judgment.

For Esdras had prepared his heart to seek the law of the Lord, and to do and to teach in Israel the commandments and judgment.

prepared

1 Samuel 7:3 And Samuel spoke to all the house of Israel, saying: If you turn to the Lord with all your heart, put away the strange gods from among you, Baalim and Astaroth: and prepare your hearts unto the Lord, and serve him only, and he will deliver you out of the hand of the Philistines.

1 Chronicles 29:18 O Lord God of Abraham, and of Isaac, and of Israel our fathers, keep for ever this will of their heart, and let this mind remain always for the worship of thee.

2 Chronicles 12:14 But he did evil, and did not prepare his heart to seek the Lord.

2 Chronicles 19:3 But good works are found in thee, because thou hast taken away the groves out of the land of Juda, and hast prepared thy heart to seek the Lord the God of thy fathers.

Job 11:13 But thou hast hardened thy heart, and hast spread thy hands to him.

Psalm 10:17 The Lord hath heard the desire of the poor: thy ear hath heard the preparation of their heart.

Psalm 57:7 My heart is ready, O God, my heart is ready: I will sing, and rehearse a psalm.

the law

Ezra 7:6 This Esdras went up from Babylon, and he was a ready scribe in the law of Moses, which the Lord God had given to Israel: and the king granted him all his request, according to the hand of the Lord his God upon him.

Psalm 1:2 But his will is in the law of the Lord, and on his law he shall meditate day and night.

Psalm 19:7 The law of the Lord is unspotted, converting souls: the testimony of the Lord is faithful, giving wisdom to little ones.

Psalm 119:45,96-100 And I walked at large: because I have sought after thy commandments. . . .

to do it

Deuteronomy 16:12 And thou shalt remember that thou wast a servant in Egypt: and thou shalt keep and do the things that are commanded.

Matthew 5:19 He therefore that shall break one of these least commandments, and shall so teach men shall be called the least in the kingdom of heaven. But he that shall do and teach, he shall be called great in the kingdom of heaven.

Matthew 7:24 Every one therefore that heareth these my words, and doth them, shall be likened to a wise man that built his house upon a rock,

John 13:17 If you know these things, you shall be blessed if you do them.

Revelation 22:14 Blessed are they that wash their robes in the blood of the Lamb: that they may have a right to the tree of life and may enter in by the gates into the city.

and to teach

Ezra 7:25 And thou Esdras according to the wisdom of thy God, which is in thy hand, appoint judges and magistrates, that may judge all the people, that is beyond the river, that is, for them who know the law of thy God, yea and the ignorant teach ye freely.

Deuteronomy 33:10 Thy judgments, O Jacob, and thy law, O Israel: they shall put incense in thy wrath and holocaust upon thy altar.

2 Chronicles 17:8,9 And with them the Levites, Semeias, and Nathanias, and Zabadias, and Asael, and Semiramoth, and Jonathan, and Adonias, and Tobias, and Thobadonias Levites, and with them Elisama, and Joram priests. . . .

2 Chronicles 30:22 And Ezechias spoke to the heart of all the Levites, that had good understanding concerning the Lord: and they ate during the seven days of the solemnity, immolating victims of peace offerings, and praising the Lord the God of their fathers.

Nehemiah 8:1-9 And the seventh month came: and the children of Israel were in their cities. And all the people were gathered together as one man to the street which is before the water gate, and they spoke to Esdras the scribe, to bring the book of the law of Moses, which the Lord had commanded to Israel. . . .

Malachi 2:7 For the lips of the priests shall keep knowledge, and they shall seek the law at his mouth: because he is the angel of the Lord of hosts.

Acts 1:1 The former treatise I made, O Theophilus, of all things which Jesus began to do and to teach,

1 Timothy 3:2 It behoveth therefore a bishop to be blameless, the husband of one wife, sober, prudent, of good behaviour, chaste, given to hospitality, a teacher,

2 Timothy 4:2 Preach the word: be instant in season, out of season: reprove, entreat, rebuke in all patience and doctrine.

Titus 2:1,15 But speak thou the things that become sound doctrine: . . .