'Rejected' in the Bible

"But now [those] younger than I, as far as days, laugh at me, whose fathers I rejected for setting with the dogs of my sheep and goats.

“If I have despised and rejected the claim of my male or female servantsWhen they filed a complaint against me,

Should God repay you on your termswhen you have rejected His?You must choose, not I!So declare what you know.