Matot, Mattot, Mattoth, or Matos (מַּטּוֹת—Hebrew for "tribes", the fifth word, and the first distinctive word, in the parashah) is the 42nd weekly Torah portion (פָּרָשָׁה, parashah) in the annual Jewish cycle of Torah reading and the ninth in the Book of Numbers. It comprises Numbers 30:2–32:42. It discusses laws of vows, the destruction of Midianite towns, and negotiations of the Reubanites and Gadites to settle land outside of Israel.
(summary from Wikipedia.org)