| AH | Apostolic Herald |
| AoG | Assemblies of God |
| BHS | (the) baptism of/in the Holy Spirit |
| ET | English translation |
| HoG | Herald of Grace |
| LW | Luther’s Works, American Edition |
| MDd | Molwch Dduw |
| NIDPCM | New International Dictionary of Pentecostal and Charismatic Movements |
| RoG | Riches of Grace |