4. Aholah--that is, "Her tent" (put for worship, as the first worship of God in Israel was in a tent or tabernacle), as contrasted with Aholibah, that is, "My tent in her." The Beth-el worship of Samaria was of her own devising, not of God's appointment; the temple-worship of Jerusalem was expressly appointed by Jehovah, who "dwelt" there, "setting up His tabernacle among the people as His" (Ex 25:8; Le 26:11, 12; Jos 22:19; Ps 76:2).
      the elder--Samaria is called "the elder" because she preceded Judah in her apostasy and its punishment.
      they were mine--Previous to apostasy under Jeroboam, Samaria (Israel, or the ten tribes), equally with Judah, worshipped the true God. God therefore never renounced the right over Israel, but sent prophets, as Elijah and Elisha, to declare His will to them.

JFB.