6Then the sons of Judah approached Joshua at Gilgal, and Caleb son of Jephunneh the Kenizzite said to him, “You know what the LORD said to Moses the man of God at Kadesh-barnea about you and me.
7I was forty years old when Moses the servant of the LORD sent me from Kadesh-barnea to spy out the land, and I brought back to him an honest report.
— Joshua 14:6-7

Related Resources from Heartlight

Article by Bill Brant

To wholly follow the holy God While the lessons are numerous when studying the life of Caleb, the single ever present aspect is his commitment to following God whether on a secret mission, unsuccessfully arguing to take the land, waiting 40 years or finally defeating the enemy.