Consistent, valiant effort, especially in serving the Lord and obeying His word.
Hearken diligently unto me, Isa. 55:2.
God is a rewarder of them that diligently seek him, Heb. 11:6.
Giving all diligence, add to your faith virtue, 2 Pet. 1:5.
Teach the word of God with all diligence, Jacob 1:19.
They had searched the scriptures diligently, Alma 17:2.
They were willing with all diligence to keep the commandments, 3 Ne. 6:14.
Let us labor diligently, Moro. 9:6.
Be anxiously engaged in a good cause, D&C 58:27.
Neither be idle but labor with your might, D&C 75:3.
Give diligent heed to the words of eternal life, D&C 84:43.
Let every man learn his duty, and to act in all diligence, D&C 107:99.