With his fatness: this is mentioned as the reason of his insolent carriage towards God, because he was fat, i.e. rich, and potent, and successful, as that expression signifies, Deu_32:15Psa_78:31Jer_46:21. His great prosperity made him proud and secure, and regardless of God and men.
Maketh collops of fat on his flanks; his only care and study is to pamper and please himself, and obey his own mind and lusts, and in defence and pursuance of them he contends with God.