Deuteronomy 6:17
Ye shall diligently keep the commandments of the LORD your God, and his testimonies, and his statutes, which he hath commanded thee.
Deuteronomy 11:22
For if ye shall diligently keep all these commandments which I command you, to do them, to love the LORD your God, to walk in all his ways, and to cleave to him;
Psalm 119:4
Thou hast commanded us to keep thy precepts diligently.
Exodus 15:26
And said, If thou wilt diligently hearken to the voice of the LORD thy God, and wilt do that which is right in his sight, and wilt give ear to his commandments, and keep all his statutes; I will put none of these diseases upon thee, which I have brought upon the Egyptians; for I am the LORD that healeth thee.
Deuteronomy 6:1-2
Now these are the commandments, the statutes, and the judgments which the LORD your God commanded to teach you, that ye may do them in the land whither ye go to possess it:
Deuteronomy 11:13
And it shall come to pass, if ye shall hearken diligently to my commandments which I command you this day, to love the LORD your God, and to serve him with all your heart and with all your soul,
1 Corinthians 15:58
Therefore, my beloved brethren, be ye steadfast, immovable, always abounding in the work of the Lord, forasmuch as ye know that your labor is not in vain in the Lord.
Titus 3:8
This is a faithful saying, and these things I will that thou affirm constantly, that they who have believed in God may be careful to maintain good works. These things are good and profitable to men.
Hebrews 6:11
And we desire every one of you to show the same diligence to the full assurance of hope to the end:
2 Peter 1:5-10
And besides this, giving all diligence, add to your faith virtue; and to virtue knowledge;
2 Peter 3:14
Wherefore, beloved, seeing that ye look for such things, be diligent that ye may be found by him in peace, without spot, and blameless.