"during years of faithful service fitted him to rule with discretion. But Jeroboam failed to make God his trust. PK 99.1 Jeroboam's greatest fear was that at some future time the hearts of his subjects might be won over by the ruler occupying the throne of David. He reasoned that if the ten tribes should be permitted to visit often the ancient seat of the Jewish monarchy, where the services of the temple were still conducted as in the years of Solomon's reign, many might feel inclined to renew their allegiance to the government centering at Jerusalem. Taking counsel with his advisers, Jeroboam determined by one bold stroke to lessen, so far as possible, the probability of a revolt from his rule. He would bring this about by creating within the borders of his newly formed kingdom two centers of worship, one at Bethel and the other at Dan. In these places the ten tribes should be invited to assemble, instead of at Jerusalem, to worship God. PK 99.2"
"And Jeroboam said in his heart, Now shall the kingdom return to the house of David:"
EGW elaborates on Jeroboam's motivations as described in 1 Kings 12:26, providing context and interpretation of his fears.