Gevurot Meyruach Hakodesh 26:23
Gevurot Meyruach Hakodesh 26:23 TOJB2011
That is, the yissurim (sufferings) of Rebbe, Melech HaMoshiach, and that by being rishon to stand up alive in the Techiyas HaMoshiach, he would proclaim ohr both to K'lal Yisroel and the Nations.