Atem Nitzavim 5737. Hayom היום is Rosh Hashana זה היום תחילת מעשיך when Adam was created and he crowned Hashem as King, in three steps: A. מלך kingship, words B גאות praise C. לבש garments. These three are linked to the three meanings of האמרת and האמירך A. Praise, B. Garment, C. words these correspond to the essence of His Kingship and how it manifest first indirectly (garment) and then directly (words, Torah). The power for all this begins with His provision of strength before Rosh Hashana אתם ניצבים היום כולכם.