Cross reference
Genesis 21:29
29 Then Abimelech said, What are these seven lambs which you have put on one side?
Genesis 33:8
8 And he said, What were all those herds which I saw on the way? And Jacob said, They were an offering so that I might have grace in my lord's eyes.
Exodus 12:26
26 And when your children say to you, What is the reason of this act of worship?
1 Samuel 15:14
14 And Samuel said, What then is this sound of the crying of sheep and the noise of oxen which comes to my ears?