G2589 καρδιογνώστης καρδιογνώστης (kardiognṓstēs), Strong’s G2589: a heart-knower KJV: which knowest the hearts. Occurs 2 times. Source: https://besorah.bible/word/G2589 — Besorah, the whole Bible in Hebrew, Greek and English. Texts and licences: https://besorah.bible/about/credits.html kardiognṓstēs — a heart-knower KJV: which knowest the hearts Built from καρδία kardía (https://besorah.bible/word/G2588) (the heart) + γινώσκω ginṓskō (https://besorah.bible/word/G1097) (to "know") Occurs 2 times. Where it occurs - Acts 1:24 (https://besorah.bible/besorah/acts/1?v=24) — They prayed and said, “You, Lord, who know the hearts of all men, show which one of these two you have chosen - Acts 15:8 (https://besorah.bible/besorah/acts/15?v=8) — God, who knows the heart, testified about them, giving them the Holy Spirit, just like he did to us.