Yaakov, also known as Jacob, is a significant figure in the Hebrew Bible. He is the son of Isaac and Rebekah and the grandson of Abraham. Jacob is known for his role in the founding of the twelve tribes of Israel, as he had twelve sons, including Joseph and Judah. His life is marked by various events, including his dream of a ladder reaching to heaven and his wrestling with an angel. Jacob's story includes themes of struggle and transformation. He initially deceives his brother Esau to obtain the birthright and blessing, leading to a complicated relationship between the two. Later, he reconciles with Esau, demonstrating personal growth. Jacob's legacy continues to influence Jewish identity and tradition.