Deuteronomy 1:9
I spoke to you at that time, saying, "I am not able to bear you myself alone:
Exodus 18:18
You will surely wear away, both you, and this people that is with you; for the thing is too heavy for you. You are not able to perform it yourself alone.
Numbers 11:11-14
Moses said to the LORD, "Why have you treated with your servant so badly? Why haven't I found favor in your sight, that you lay the burden of all this people on me?
Numbers 11:17
I will come down and talk with you there. I will take of the Spirit which is on you, and will put it on them; and they shall bear the burden of the people with you, that you not bear it yourself alone.