here could be either “be strong” or if taken as passive “be strengthened,” probably the former (cf. Josh. 1:6–9).16 The Christian is urged in v. 11 to put on the panoplia, the full armor of God, by which is meant not merely the armor that God gives but the armor God wears. The image here is of the fully-armed foot soldier. There seem to be two primary sources of the imagery: the description of Yahweh as a warrior in Isa. 59:17 and elsewhere, which refers to armor God is not merely the maker of but
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