'Vigorous' in the Bible

Whenever the more vigorous of the flock came into heat, Jacob would place the branches in the troughs in front of the flock to make them mate by the branches.

The midwives said to Pharaoh, “The Hebrew women are not like the Egyptian women, for they are vigorous and give birth before a midwife can get to them.”

Therefore, say to the children of Israel, ‘I am the Lord, and I will bring you out from under the burdens of the Egyptians, and I will free you from their bondage. I will redeem and rescue you with an outstretched (vigorous, powerful) arm and with great acts of judgment [against Egypt].

Moses was 120 years old when he died. His eyesight wasn't impaired and he was still vigorous and strong.

Have I not commanded you? Be strong and courageous! Do not be terrified or dismayed (intimidated), for the Lord your God is with you wherever you go.”

Any man who rebels against your command and does not obey everything that you command him, shall be put to death; only be strong and courageous.”

After this, King Sennacherib of Assyria sent his messengers to Jerusalem while he was in the middle of a vigorous attack on Lachish. They delivered this message to King Hezekiah of Judah and to all the people of Judah who had gathered in Jerusalem:

“His vigorous stride is shortened,And his own scheme brings him down.

“Can a vigorous man be of use to God,Or a wise man be useful to himself?

But my enemies are vigorous and powerful;many hate me for no reason.

They are still vigorous in old age, they are full of sap and green;

Turn my eyes away from vanity [all those worldly, meaningless things that distract—let Your priorities be mine],And restore me [with renewed energy] in Your ways.

Though youths grow weary and tired,And vigorous young men stumble badly,

We grope along the wall like blind men,We grope like those who have no eyes;We stumble at midday as in the twilight,Among those who are vigorous we are like dead men.

sound and beyond reproach in instruction, so that the opponent [of the faith] will be shamed, having nothing bad to say about us.

I have written to you, fathers, because you know Him who has existed from the beginning. I have written to you, young men, because you are strong and vigorous, and the word of God remains [always] in you, and you have been victorious over the evil one [by accepting Jesus as Savior].

Dear friends, although I was eager to write to you about the salvation we share, I found it necessary to write to you and urge you to continue your vigorous defense of the faith that was passed down to the saints once and for all.