18. Review some Old Testament memorials that were set up. (3SM 320.1, 321.1)
3SM-SG 61.1
19. What purposes are to be accomplished through memorials? (3SM 321.1)
3SM-SG 61.2
20. In what other way was Moses instructed to remember the past? (3SM 321.1)
3SM-SG 61.3