Deuteronomy 1:9
And I spoke to you at that time, saying, I am not able to bear you myself alone:
Exodus 18:18
Thou wilt surely wear away, both thou, and this people that is with thee: for this thing is too heavy for thee; thou art not able to perform it thyself alone.
Numbers 11:11-14
And Moses said to the LORD, Why hast thou afflicted thy servant? and why have I not found favor in thy sight, that thou layest the burden of all this people upon me?
Numbers 11:17
And I will come down and talk with thee there: and I will take of the spirit which is upon thee, and will put it upon them; and they shall bear the burden of the people with thee, that thou mayest not bear it thyself alone.