Exodus 33:2-3

33:2 I will send an angel before you, and I will drive out the Canaanite, the Amorite, the Hittite, the Perizzite, the Hivite, and the Jebusite. 33:3 Go up to a land flowing with milk and honey. But I will not go up among you, for you are a stiff-necked people, and I might destroy you on the way.”

Exodus 33:12

33:12 Moses said to the Lord, “See, you have been saying to me, ‘Bring this people up,’ but you have not let me know whom you will send with me. But you said, ‘I know you by name, and also you have found favor in my sight.’