Timna is a figure mentioned in the genealogical records of the Old Testament, specifically within the context of the Edomite chiefs. Her account is found in the Book of Genesis and the First Book of Chronicles, where she is identified as a chief among the descendants of Esau, the brother of Jacob. The Berean Standard Bible provides the following references to Timna:

1. Genealogical Context: Timna is introduced in Genesis 36, which details the generations of Esau, also known as Edom. Genesis 36:40-43 lists the chiefs of Edom, where Timna is mentioned: "These are the names of Esau’s chiefs, according to their families and regions, by their names: Chief Timna, Chief Alvah, Chief Jetheth..." (Genesis 36:40). This passage highlights the organizational structure of the Edomite tribes, with Timna being one of the notable leaders.

2. Lineage and Role: Timna is also mentioned in 1 Chronicles 1:51, which reiterates the list of Edomite chiefs: "When Hadad died, the chiefs of Edom were: Chief Timna, Chief Aliah, Chief Jetheth..." (1 Chronicles 1:51). This repetition underscores her significance within the Edomite hierarchy. The role of a chief in this context would have involved leadership and governance over a clan or region, indicating Timna's prominence and influence.

3. Cultural and Historical Significance: The mention of Timna as a chief is significant in understanding the social and political structure of the Edomites, who were descendants of Esau. The Edomites had a complex tribal system, and the inclusion of female chiefs like Timna suggests a level of gender inclusivity in leadership roles, which is noteworthy in the patriarchal context of the ancient Near East.

4. Theological Implications: From a theological perspective, the inclusion of Timna in the biblical genealogies serves to illustrate the fulfillment of God's promises to Abraham regarding the multitude of nations that would come from his descendants. Esau, though not the chosen line through which the Messiah would come, was still blessed with a significant lineage, as evidenced by the chiefs of Edom.

5. Interpretative Considerations: Conservative Christian interpretations often view the genealogies and lists of chiefs as affirmations of the historical reliability of the biblical text. Timna's mention is seen as part of the broader narrative of God's providence and the unfolding of His plan through various peoples and nations.

In summary, Chief Timna is a notable figure within the Edomite lineage, representing the leadership and organizational structure of Esau's descendants. Her inclusion in the biblical record highlights the diverse roles and contributions of women in ancient societies and underscores the broader narrative of God's dealings with the nations surrounding Israel.