1 Corinthians 15:58
Wherefore, my beloved brethren, be stedfast, unmoveable, always abounding in the work of the Lord, since ye know that your labor is not in vain in the Lord.
Titus 3:8
This is a word which ought to believed and observed, and concerning these things I would have thee stedfastly affirm, that they who have believed in God be careful to excel in good works: for these things are good and profitable to men.
Hebrews 6:11
And we desire that every one of you would shew the same diligence to acquire the full assurance of hope even unto the end:
2 Peter 1:5-10
And to this giving all diligence, add to your faith fortitude;
2 Peter 3:14
Wherefore, beloved, seeing ye expect these things, give diligence to be found of Him in peace, spotless and blameless;