חָזָקchâzâq

strong, stout, mighty

Pronunciation: khaw-zawk' · Hebrew/Aramaic (Old Testament) · H2389

Meanings

1. strong

c. loud (Isaiah 27:1; Exodus 10:19; 1 Kings 19:11)

d severe, sharp, hot (1 Samuel 14:52; 2 Samuel 11:15; 1 Kings 17:17)

e. firm, hard (Ezekiel 3:8; Ezekiel 3:9; Job 37:18)

2. a strong one, as substantive (Isaiah 40:10; Isaiah 28:2; Amos 2:14)

Same root

חָזַקchâzaq · H2388to fasten upon; hence, to seize, be strong (figuratively, courageous, causatively strengthen, cure, help, repair, fortify), obstinate; to bind, restrain, conquer

Where it appears

Appears 56 times in the Bible.

Exodus 3:19 “But I know that the king of Egypt will not let you go unless a mighty hand forces him.
Exodus 6:1 Then the Lord told Moses, “Now you will see what I will do to Pharaoh. When he feels the force of my strong hand, he will let the people go. In fact, he will force them to leave his land!”
Exodus 10:19 The Lord responded by shifting the wind, and the strong west wind blew the locusts into the Red Sea. Not a single locust remained in all the land of Egypt.
Exodus 13:9 This annual festival will be a visible sign to you, like a mark branded on your hand or your forehead. Let it remind you always to recite this teaching of the Lord: ‘With a strong hand, the Lord rescued you from Egypt.’
Exodus 19:16 On the morning of the third day, thunder roared and lightning flashed, and a dense cloud came down on the mountain. There was a long, loud blast from a ram’s horn, and all the people trembled.
Exodus 32:11 But Moses tried to pacify the Lord his God. “O Lord!” he said. “Why are you so angry with your own people whom you brought from the land of Egypt with such great power and such a strong hand?

See every passage

Exodus 3:19, 6:1, 10:19, 13:9, 19:16, 32:11
Numbers 13:18, 13:31, 20:20
Deuteronomy 3:24, 4:34, 5:15, 6:21, 7:8, 7:19, 9:26, 11:2, 26:8, 34:12
Joshua 4:24, 14:11, 17:18
Judges 18:26
1 Samuel 14:52
2 Samuel 11:15
1 Kings 8:42, 17:17, 18:2, 19:11
2 Chronicles 6:32
Nehemiah 1:10
Job 5:15, 37:18
Psalms 35:10, 136:12
Proverbs 23:11
Isaiah 27:1, 28:2, 40:10
Jeremiah 21:5, 31:11, 32:21, 50:34
Ezekiel 2:4, 3:7, 3:8, 3:9, 20:33, 20:34, 26:17, 30:22, 34:16
Daniel 9:15
Amos 2:14

Source: Brown, Driver and Briggs, Hebrew and English Lexicon of the Old Testament (1906), public domain; markup by unfoldingWord, CC BY (github.com/unfoldingWord/Brown-Driver-Briggs-Enhanced).