And he shall say to them, 'Hear, Israel, you are near {today} to the battle against your enemies; {do not lose heart}; you shall not be afraid, and you shall not panic, and you shall not be terrified {because of them},

The LORD then told Joshua, "Don't be afraid or lose heart! Take all the fighting men with you, and go up right now to Ai. Take note that I have handed over the king of Ai into your control, along with his people, his city, and his land.

And even the one who is valiant, whose heart is like the heart of a lion, will completely lose heart; for all Israel knows that your father is a mighty man and those who are with him are valiant men.

Foreigners lose heartand come trembling from their fortifications.

Foreigners lose heartand come trembling from their fortifications.

Their insults are painful and make me lose heart; I look for sympathy, but receive none, for comforters, but find none.

Tell him, "Be careful, be calm, don't be afraid, and don't lose heart because of these two smoldering stumps of torches, that is, because of the fierce anger of Rezin, from Aram, and Remaliah's son.

The people of Damascus will lose heart and turn to flee. Panic will grip them. Pain and anguish will seize them like a woman in labor.

And [the] ships of Kittim will come against him, and he will lose heart, and he will turn back, and he will be enraged {against the holy covenant}, and he will take action, and he will turn back, and he will pay attention to [those who] forsake {the holy covenant}.

Now Jesus was telling the disciples a parable to make the point that at all times they ought to pray and not give up and lose heart,

Because of this, [since we] have this ministry, just as we have been shown mercy, we do not lose heart,

Therefore we do not lose heart, but even if our outer person is being destroyed, yet our inner [person] is being renewed day after day.

but let us not lose heart in doing good; for in due time, if we do not faint, we shall reap.

So I ask you not to lose heart at my sufferings on your behalf, for they are your glory and honor.

Fathers, do not exasperate your children, so that they will not lose heart.

And as for [the rest of] you, believers, do not grow tired or lose heart in doing good [but continue doing what is right without weakening].

For consider Him who endured such hostility from sinners against Himself, so that you won’t grow weary and lose heart.

and you have forgotten the exhortation which reasons with you as with children, "My son, do not take lightly the discipline of the Lord, nor lose heart when you are reproved by him;