The sermon examines the allotment of land to Ephraim and Manasseh in Joshua 16-17, using their history as a spiritual lesson for believers today. It highlights how the tribes tolerated the Canaanites and complained about their inheritance, illustrating the dangers of discontentment and spiritual laziness. The preacher contrasts this with the faithful obedience required to possess the fullness of God's promises, emphasizing that victory comes through active warfare against sin and reliance on divine power. Drawing parallels between Joseph and Christ, the message encourages listeners to pursue a closer walk with God, casting down every high thing that exalts itself against Him. Ultimately, the sermon calls for personal repentance, gratitude for current blessings, and decisive action to attain higher spiritual ground.