Jamieson, Fausset and Brown on Hosea 9:7

7. visitation--vengeance: punishment (Is 10:3).

Israel shall know it--to her cost experimentally (Is 9:9).

the prophet is a fool--The false prophet who foretold prosperity to the nation shall be convicted of folly by the event.

the spiritual man--the man pretending to inspiration (La 2:14; Eze 13:3; Mi 3:11; Zep 3:4).

for the multitude of thine iniquity, &c.--Connect these words with, "the days of visitation ... are come"; "the prophet ... is mad," being parenthetical.

the great hatred--or, "the great provocation" [Henderson]; or, "(thy) great apostasy" [Maurer]. English Version means Israel's "hatred" of God's prophets and the law.