2 Corinthians 4:1
Therefore having received this ministry, as we have obtained mercy, we are not disheartened:
2 Corinthians 4:16
For which cause we are not disheartened: but though our outward man decayeth, yet the inward man is renewed daily.
Galatians 6:9
And let us not be weary in doing good: for in due season we shall reap, if we faint not.
2 Thessalonians 3:13
But be not you, my brethren, discouraged from well-doing. And if any obey not our order,
Hebrews 12:3-5
Wherefore consider Him who endured such contradiction of sinners against Himself, that ye may not give out, fainting in your minds: