'Marriage' in the Bible

Let us rejoice and shout for joy! Let us give Him glory and honor, for the marriage of the Lamb has come [at last] and His bride (the redeemed) has prepared herself.”

Then the angel said to me, “Write, ‘Blessed are those who are invited to the marriage supper of the Lamb.’” And he said to me [further], “These are the true and exact words of God.”