καρδίαkardía

the heart

Greek (New Testament) · G2588

Meanings

1. the bodily organ which is regarded as the seat of life (2 Samuel 18:14, 2 Kings 9:24, and elsewhere).

2. In a psychological sense, the seat of man's collective energies, the focus of personal life, the seat of the rational as well as the emotional and volitional elements in human life, hence that wherein lies the moral and religious condition of the man

(a) of the seat of physical life (Judges 19:5, Ps 101 (102):5, 103 (104):15): Acts 14:17, James 5:5

(b) of the seat of spiritual life: Matthew 5:8, Mark 7:19, Luke 1:51, Acts 5:3, Romans 10:9, Romans 10:10, Ephesians 6:5, and elsewhere; plural, Matthew 9:4, Mark 2:6, and elsewhere; opposed to στόμα, χείλεα, πρόσωπον, Matthew 15:8, Mark 7:6, Romans 10:8, Romans 10:9, 2 Corinthians 5:12; περιτομὴ καρδίας, Romans 2:29; ἐκ κ., Romans 6:17, 1 Peter 1:22; ἀπὸ τῶν κ., Matthew 18:35; ἐν ὅλῃ (ἐξ ὅλης), Matthew 22:37, Mark 12:30(LXX); γινώσκειν (ἐρευνᾶν, δοκιμάζειν) τὰς κ., Luke 16:15, Romans 8:27, 1 Thessalonians 2:4; to think, etc., ἐν τ. κ., Matthew 9:4, Mark 2:6, Luke 12:45, Romans 10:6; συνιέναι (νοεῖν) τῇ κ., Matthew 13:15, John 12:40; ἐπαχύνθη ἡ κ., Matthew 13:15(LXX); πωροῦν τὴν κ., John 12:40; κ. εὐθεῖα, Acts 8:21; πονηρά, Hebrews 3:12; ἀμετανόητος, Romans 2:5; εἶναι (ἔχειν) ἐν τῇ κ., 2 Corinthians 7:3, Philippians 1:7; ὀδύνη τῇ κ., Romans 9:2.

3. Of the central or innermost part of anything: τ. γῆς, Matthew 12:40.

Same root

Where it appears

Appears 156 times in the Bible.

Matthew 5:8 God blesses those whose hearts are pure, for they will see God.
Matthew 5:28 But I say, anyone who even looks at a woman with lust has already committed adultery with her in his heart.
Matthew 6:21 Wherever your treasure is, there the desires of your heart will also be.
Matthew 9:4 Jesus knew what they were thinking, so he asked them, “Why do you have such evil thoughts in your hearts?
Matthew 11:29 Take my yoke upon you. Let me teach you, because I am humble and gentle at heart, and you will find rest for your souls.
Matthew 12:34 You brood of snakes! How could evil men like you speak what is good and right? For whatever is in your heart determines what you say.

See every passage

Matthew 5:8, 5:28, 6:21, 9:4, 11:29, 12:34, 12:40, 13:15, 13:19, 15:8, 15:18, 15:19, 18:35, 22:37, 24:48
Mark 2:6, 2:8, 3:5, 6:52, 7:6, 7:19, 7:21, 8:17, 11:23, 12:30, 12:33
Luke 1:17, 1:51, 1:66, 2:19, 2:35, 2:51, 3:15, 5:22, 6:45, 8:12, 8:15, 9:47, 10:27, 12:34, 12:45, 16:15, 21:14, 21:34, 24:25, 24:32, 24:38
John 12:40, 13:2, 14:1, 14:27, 16:6, 16:22
Acts 2:26, 2:37, 2:46, 4:32, 5:3, 5:4, 7:23, 7:39, 7:51, 7:54, 8:21, 8:22, 11:23, 13:22, 14:17, 15:9, 16:14, 21:13, 28:27
Romans 1:21, 1:24, 2:5, 2:15, 2:29, 5:5, 6:17, 8:27, 9:2, 10:1, 10:6, 10:8, 10:9, 10:10, 16:18
1 Corinthians 2:9, 4:5, 7:37, 14:25
2 Corinthians 1:22, 2:4, 3:2, 3:3, 3:15, 4:6, 5:12, 6:11, 7:3, 8:16, 9:7
Galatians 4:6
Ephesians 1:18, 3:17, 4:18, 5:19, 6:5, 6:22
Philippians 1:7, 4:7
Colossians 2:2, 3:15, 3:16, 3:22, 4:8
1 Thessalonians 2:4, 2:17, 3:13
2 Thessalonians 2:17, 3:5
1 Timothy 1:5
2 Timothy 2:22
Hebrews 3:8, 3:10, 3:12, 3:15, 4:7, 4:12, 8:10, 10:16, 10:22, 13:9
James 1:26, 3:14, 4:8, 5:5, 5:8
1 Peter 1:22, 3:4, 3:15
2 Peter 1:19, 2:14
1 John 3:19, 3:20, 3:21
Revelation 2:23, 17:17, 18:7

Source: G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922), public domain.