Exodus 4:4וַיַּחֲזֶק
“Stretch out your hand and grab it by the tail,” the LORD said to Moses, who reached out his hand and caught the snake, and it turned back into a staff in his hand.
2 Samuel 10:12חֲזַק
Be strong and let us fight bravely for our people and for the cities of our God. May the LORD do what is good in His sight.”
2 Kings 2:12וַיַּחֲזֵק
As Elisha watched, he cried out, “My father, my father, the chariots and horsemen of Israel!” And he saw Elijah no more. So taking hold of his own clothes, he tore them in two.
2 Chronicles 1:1וַיִּתְחַזֵּק
Now Solomon son of David established himself securely over his kingdom, and the LORD his God was with him and highly exalted him.
Nehemiah 3:4הֶחֱזִיק
Next to them, Meremoth son of Uriah, the son of Hakkoz, made repairs. Next to him, Meshullam son of Berechiah, the son of Meshezabel, made repairs; and next to him, Zadok son of Baana made repairs as well.
Isaiah 35:4חִזְקוּ
Say to those with anxious hearts: “Be strong, do not fear! Behold, your God will come with vengeance. With divine retribution He will come to save you.”

Brown-Driver-Briggs

חָזַק 291 vb. be or grow firm, strong, strengthen

Qal

I. intrans. be or grow strong

II. transit. only strengthened him not

Pi.

1. make strong (physically)

2. strengthen the hands (acc.) of anyone, sustain, encourage

3. make strong = bold, encourage

4. make firm

5. make rigid, hard, i.e. perverse, obstinate, harden

Hiph.

a. make strong, strengthen

b. make firm, the kingdom

c. display strength

2. make severe, of battle

3. support

4. = repair

5. prevail

6. esp. take or keep hold of, seize, grasp

Hithp.

1. strengthen oneself

2. put forth strength, use one's strength

3. withstand

4. hold strongly with

Sources: Brown-Driver-Briggs (1906, public domain) from the Open Scriptures Hebrew Lexicon (CC BY 4.0), glosses from STEPBible TBESH (CC BY 4.0); STEPBible TAHOT (Hebrew Bible, Leningrad Codex, CC BY 4.0); the Berean Standard Bible (public domain). Reformatted by Word Study, wording unchanged. All sources and licenses.