 67) there is a period of time between the two arms in rising and falling due to the extension of one and the contraction of the other. and what is between the two hairpins is close in rising and falling.
٦٧) وبين الذراعين مدة فى الطلوع والسقوط لامتداد إحديهما وانقباض الأخرى. وما بين الشعريين متقارب فى الطلوع والسقوط.