Isaac . . . Israel. Used only by Amos in this sense. Put by Figure of speech Metonymy (of Adjunct), App-6, for the nation of Israel. Compare Pe. Psa_105:9, Psa_105:10. Jer_33:26, &c.
I will rise against, &c. Fulfilled in 2Ki_15:10. Jeroboam. Compare Hos_1:4.