Leah bore Jacob [Israel] the child named JUDAH[among others] (Gen.29:35).So, historically, Judah, the father of the Jews, would play a MAJOR ROLE in the SALVATION of mankind, as Jesus was a JEW descended from Judah, Leah's son. [Lk.3:33 & Matt.1:2)"...SALVATION is OF THE JEWS." (John 4:22)