Laban gives Leah to Jacob instead of Rachel: Early (1921 BC)
Laban deceived Jacob by giving him Leah as his wife instead of Rachel.
Key passages
Ge 29:21–27

And Jacob said to Laban, “Give me my wife, that I may go in to her, for my time is completed.” So Laban gathered all the men of the place and prepared a feast. And it happened that in the evening he took Leah his daughter and brought her to him, and he went in to her. And Laban gave …