tatah—thereafter; sura-ganah—the demigods; sarve—all of them; sudhaya—by the nectar; pitaya—which had been drunk; edhitah—being enlivened by such drinking; pratisamyuyudhuh—they counterattacked the demons; sastraih—by regular weapons; narayana-pada-asrayah—their real weapon being shelter at the lotus feet of Narayana.