NAS Luke 18:1 Now He was telling them a parable to show that at all times they ought to pray and not to lose heart,
NAS 2 Corinthians 4:1 Therefore, since we have this ministry, as we received mercy, we do not lose heart,
NAS 2 Corinthians 4:16 Therefore we do not lose heart, but though our outer man is decaying, yet our inner man is being renewed day by day.
NAS Galatians 6:9 And let us not lose heart in doing good, for in due time we shall reap if we do not grow weary.
NAS Ephesians 3:13 Therefore I ask you not to lose heart at my tribulations on your behalf, for they are your glory.
NAS 2 Thessalonians 3:13 But as for you, brethren, do not grow weary of doing good.