Fausset's Bible Dictionary
In Jesus' genealogy (Matthew 1:14) Achim or Jachin (i.e. "he will establish"), contracted from Jehoiachin. The name may express the parents' faith that God would in His own time establish Messiah's throne, as Isaiah 9:7 foretold.
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Fausset, Andrew R. Entry for 'Achim'. Fausset's Bible Dictionary. https://www.studylight.org/dictionaries/eng/fbd/a/achim.html. 1949.