Keturah

See Ketura about the kibbutz of that name. In the Book of Genesis, Keturah or Ketura is the woman whom Abraham marries after the death of Sarah. She bears him six sons, Zimran, Jokshan, Medan, Midian, Ishbak, and Shuah.She is styled "Abraham's concubine" (1 Chr. 1:32). Abraham married her probably after Sarah's death (Gen. 25:1-6). He also sent the sons he had by Keturah to live in the east far from his son Isaac. Rabbinic lore (midrash) holds that Keturah is identical with Hagar.Keturah is also the namesake of the kibbutz Ketura.
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that makes the incense to fume
  

(incense), the wife of Abraham after the death of Sarah. (Genesis 25:1; 1 Chronicles 1:32) (B.C. 1860.)
  

incense, the wife of Abraham, whom he married probably after Sarah's death (Gen. 25:1-6), by whom he had six sons, whom he sent away into the east country. Her nationality is unknown. She is styled "Abraham's concubine" (1 Chr. 1:32). Through the offshoots of the Keturah line Abraham became the "father of many nations."