Eleazar, son of Abinadab explained

Eleazar, son of Abinadab or Aminadab, was an inhabitant of Kiriath-Jearim and was "consecrated" ("set apart") to guard the Ark of the Covenant, while it remained in the house of his father Abinadab after its return from Philistine captivity. The Ark remained in Abinadab's house for 20 years (1 Samuel 7:1-2

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