A solemn assembly - Jehu applies to his proposed gathering the sacred name assigned in the Law to the chiefest festivals of Yahweh (see Leviticus 23:36; Numbers 29:35; Deuteronomy 16:8).
Related Commentaries of 2 Kings 10:20
2 Kings 10:20
20 And Jehu said, Proclaimf a solemn assembly for Baal. And they proclaimed it.