The Lord is our God - We have not abandoned the Lord; and we still serve him according to his own law.

the Lord We have not abandoned the Lord; and we still serve him according to His own law. But what Abijah urged concerning the state of religion in Judah was not strictly just; and, as spoken by him, it favoured ostentation. Abijah himself was but an indifferent character; and idolatry was evidently connived at in his days. Yet it was true, that the men of Judah had priests, ordinances, and worship of Jehovah among them; that there were numbers of pious worshippers in the land; that theirs was the more righteous cause; that Jehovah was on their side as their Captain, while Israel fought against him; and that the presence of the priests with the sacred trumpets was a token of His presence and favour.

2 Chronicles 11:16,17 And after them out of all the tribes of Israel such as set their hearts to seek the LORD God of Israel came to Jerusalem...

Exodus 19:5,6 Now therefore, if you will obey my voice indeed, and keep my covenant, then you shall be a peculiar treasure to me above all people...

Zechariah 13:9 And I will bring the third part through the fire, and will refine them as silver is refined, and will try them as gold is tried...

the priests

Exodus 29:1 And this is the thing that you shall do to them to hallow them, to minister to me in the priest's office: Take one young bullock...

Numbers 16:40 To be a memorial to the children of Israel, that no stranger, which is not of the seed of Aaron...

Numbers 18:1-7 And the LORD said to Aaron, You and your sons and your father's house with you shall bear the iniquity of the sanctuary...

Jeroboam
Placed on the throne by the ten tribes of Israel who had rebelled against the house of David, Jeroboam, the former servant of Solomon, was in a position to bring about wise reforms in both civil and religious affairs. Under the rulership of Solomon he had shown aptitude and sound judgment; and the knowledge he had gained during years of faithful service fitted him to rule with discretion. But Jeroboam failed to make God his trust. Jeroboam's greatest fear was that at some future time the hearts of …
Ellen Gould White—The Story of Prophets and Kings