isaiah 63:11 Then he remembered the days of old, Moses, and his people, saying, Where is he that brought them up out of the sea with the shepherd of his flock? where is he that put his holy Spirit within him? - Free Bible Online

      11. remembered--Notwithstanding their perversity, He forgot not His covenant of old; therefore He did not wholly forsake them (Le 26:40-42, 44, 45; Ps 106:45, 46); the Jews make this their plea with God, that He should not now forsake them.
      saying--God is represented, in human language, mentally speaking of Himself and His former acts of love to Israel, as His ground for pitying them notwithstanding their rebellion.
      sea--Red Sea.
      shepherd--Moses; or if the Hebrew be read plural, "shepherds," Moses, Aaron, and the other leaders (so Ps 77:20).
      put . . . Spirit . . . within him--Hebrew, "in the inward parts of him," that is, Moses; or it refers to the flock, "in the midst of his people" (Nu 11:17, 25; Ne 9:20; Hag 2:5).

JFB.