'Be Strong' in the Bible

And the fourth kingdom will be strong as iron: because, as all things are broken and overcome by iron, so it will have the power of crushing and smashing down all the earth.

And as the toes of the feet were in part of iron and in part of earth, so part of the kingdom will be strong and part of it will readily be broken.

And he said to me, O man greatly loved, have no fear: peace be with you, be strong and let your heart be lifted up. And at his words I became strong, and said, Let my lord say on, for you have given me strength.

And the king of the south will be strong, but one of his captains will be stronger than he and will be ruler; and his rule will be a great rule.

And the army will be taken away, and his heart will be uplifted: he will be the cause of the downfall of tens of thousands, but he will not be strong.

And those who do evil against the agreement will be turned to sin by his fair words: but the people who have knowledge of their God will be strong and do well.