Commentaries:
Robertson's Word Pictures (NT)
Be not highminded (mh uyhla fronei). "Stop thinking high (proud) thoughts."
Of God spared not (ei gar o qeov ouk efeisato). It is not ei mh (unless), but the ouk negatives the verb efeisato (first aorist middle indicative of feidomai, to spare. Condition of first class.
Other Robertson's Word Pictures (NT) entries containing Romans 11:21:
Romans 11:28
2 Peter 2:4
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