Matteus Efnislykill að ritum Votta Jehóva – 2019 6:34 Von um bjarta framtíð, kafli 37 Vaknið!,Nr. 1 2020 bls. 8 Varðturninn (námsútgáfa),12.2016, bls. 21-227.2016, bls. 124.2016, bls. 11 Varðturninn,1.10.2007, bls. 81.10.2003, bls. 291.3.1988, bls. 24
6:34 Von um bjarta framtíð, kafli 37 Vaknið!,Nr. 1 2020 bls. 8 Varðturninn (námsútgáfa),12.2016, bls. 21-227.2016, bls. 124.2016, bls. 11 Varðturninn,1.10.2007, bls. 81.10.2003, bls. 291.3.1988, bls. 24