This biblical lecture, preached in the context of the Ukrainian War, is based primarily on Ephesians 6:10-17. We also consider Isa 14:13-17, Ezekiel 28:15-19, Rom 8:38-39, 1 Cor 10:19-21, 1 Pet 5:8, John 8:44, 2 Cor 11:14-15, 2 Cor 4:4, 1 Thess 2:18, Rom 7:5, Gal 5:19-21, 1 Cor 15:26, Gen 4:7, Col 1:15-16, Rev 12:7-9, 2 Tim 3:12, Deut 31:6. John 15:5, and Phil 4:13.