Kantak Sani & Sade Sati - Blogger Kantaka Sani Whenever Saturn Transits on the 1st, 4th, 8th or 10th from the Chandra, Lagna or Arudha Lagna (AL), such transit is called Kantaka Sani. Kantaka literally means thorn and as the name suggests the native's life become so terrible that it is compared to a condition whereby a person limps when a thorne is stuck in his foot.