2 Thessalonians 3:13
But you, brethren, must not grow weary in the path of duty;
2 Corinthians 4:1
Therefore, being engaged in this service and being mindful of the mercy which has been shown us, we are not cowards.
1 Thessalonians 4:1
Moreover, brethren, as you learnt from our lips the lives which you ought to live, and do live, so as to please God, we beg and exhort you in the name of the Lord Jesus to live them more and more truly.
Luke 18:1
He also taught them by a parable that they must always pray and never lose heart.
Romans 2:7
to those on the one hand who, by lives of persistent right-doing, are striving for glory, honour and immortality, the Life of the Ages;
1 Corinthians 15:28
But when the whole universe has been made subject to Him, then the Son Himself will also become subject to Him who has made the universe subject to Him, in order that GOD may be all in all.
2 Corinthians 4:16
Therefore we are not cowards. Nay, even though our outward man is wasting away, yet our inward man is being renewed day by day.
Galatians 6:9-10
Let us not abate our courage in doing what is right; for in due time we shall reap a reward, if we do not faint.
Philippians 1:9
And it is my prayer that your love may be more and more accompanied by clear knowledge and keen perception, for testing things that differ,
Hebrews 12:3
Therefore, if you would escape becoming weary and faint-hearted, compare your own sufferings with those of Him who endured such hostility directed against Him by sinners.
Hebrews 12:5
and you have quite forgotten the encouraging words which are addressed to you as sons, and which say, "My son, do not think lightly of the Lord's discipline, and do not faint when He corrects you;
Revelation 2:3
And you endure patiently and have borne burdens for My sake and have never grown weary.