Numbers 32:9 New King James Version (NKJV)

⁹ For when they went up to the Valley of Eshcol and saw the land, they discouraged the heart of the children of Israel, so that they did not go into the land which the Lord had given them.

Deuteronomy 1:28 New King James Version (NKJV)

²⁸ Where can we go up? Our brethren have ^[a]discouraged our hearts, saying, “The people are greater and taller than we; the cities are great and fortified up to heaven; moreover we have seen the sons of the Anakim there.” ’

Deuteronomy 9:1-3 New King James Version (NKJV)

Israel’s Rebellions Reviewed

9 “Hear, O Israel: You are to cross over the Jordan today, and go in to dispossess nations greater and mightier than yourself, cities great and fortified up to heaven, ² a people great and tall, the descendants of the Anakim, whom you know, and of whom you heard it said, ‘Who can stand before the descendants of Anak?’ ³ Therefore understand today that the Lord your God is He who goes over before you as a consuming fire. He will destroy them and bring them down before you; so you shall drive them out and destroy them quickly, as the Lord has said to you.

Joshua 14:8 New King James Version (NKJV)

⁸ Nevertheless my brethren who went up with me made the ^[a]heart of the people melt, but I wholly followed the Lord my God.