I call to witness (four periods of human evolution including) the Fig (symbolic of the era of Adam when the foundations of the human civilization were laid), and the Olive (that of Noah, the founder of shari`at)
By the figs and the olives (might refer to Mt. of olives just outside the wall of AL-Quds (Jerusolem) where Isa (Jesus) was sent or to the parable of Allah's light) – see Y.Ali, note, 619
By the fig (or the place Tiin where Nuh’s ship embarked), and the olive (or Zaita in Jerusalam, were Isa-ibni-Maryam received and preached the message of Allah),