Son of God, Angel of the Lord, Christian Martyr, and Burial can all be found in starter decks.
Grapes of Wrath and Mayhem are found in TexP packs.
Harvest Time is a promo and can be found in Warriors packs.
New Jerusalem is found in an album for the band New Jerusalem, Warriors packs, and the 15th Anniversary Gift tins.
Falling Away is found is found in Women's Packs.
Doubt is found in Priests (I think).
Glory of the Lord is found in Kings (not sure about this).