1 Corinthians 15:58

Therefore, my beloved brethren, be ye stedfast, unmoveable, always abounding in the work of the Lord, forasmuch as ye know that your labour is not in vain in the Lord.

2 Thessalonians 3:13

But ye, brethren, be not weary in well doing. {be...: or, faint not}

Isaiah 40:30-31

Even the youths shall faint and be weary, and the young men shall utterly fall:

Hebrews 10:35-39

Cast not away therefore your confidence, which hath great recompence of reward.

Hebrews 12:3

For consider him that endured such contradiction of sinners against himself, lest ye be wearied and faint in your minds.

1 Peter 2:15

For so is the will of God, that with well doing ye may put to silence the ignorance of foolish men:

James 5:7

Be patient therefore, brethren, unto the coming of the Lord. Behold, the husbandman waiteth for the precious fruit of the earth, and hath long patience for it, until he receive the early and latter rain. {Be...: or, Be long patient, or, Suffer with long patience}

1 Peter 3:17

For {it is} better, if the will of God be so, that ye suffer for well doing, than for evil doing.