And Jehu ordered, “Sanctify a solemn assembly for Baal.” So they proclaimed it.
Jehu, pushing on his work, is here, I. Courting the friendship of a good man, Jehonadab the son of Rechab, Kg2 10:15, Kg2 10:16. This Jehonadab, though mortified to the world and meddling little with the business of it (as appears by his charge to his posterity, which they religiously observed 300 years after, not to drink wine nor dwell in cities, Jer 35:6, etc.)...
Commenting on 2 Kings 10:15-28
And Jehu said, proclaim a solemn assembly for Baal,.... Such as with the Jews was an holy convocation, when they were forbidden and restrained from doing any work on that day; and such a day Jehu would have appointed and proclaimed for Baal, that the people might be at leisure to attend: and they proclaimed it; according to his order, in Samaria.
2Ki 10:18-20 Extermination of the Prophets and Priests of Baal and of the Baal-Worship. - 2Ki 10:28. Under the pretence of wishing to serve Baal even more than Ahab had done, Jehu appointed a great sacrificial festival for this idol, and had all the worshippers of Baal throughout all the land summoned to attend it; he then placed eighty of his guards around the temple...
Commenting on 2 Kings 10:18-20