Job 35:10 (ESV)

10 But none says, ‘Where is God my Maker, who gives songs in the night,

Elihu reminds Job that not every cry for help comes out of a believing heart. There are many oppressed people who cry out in a haphazard way, without seeking God their Maker. They do not believe in the God who brings songs in the night, unexpected help in the most difficult circumstances.