Knowing the Decline of the Sun

"The sun moves (its position) in the middle of the month of Haziran (June) by half a foot; In the middle of the month of Tammuz (July) by one and a half feet; In the middle of the month of Ab (August) by two and a half…

Hadith.674 - Imam Jafar ibn Muhammad Al-Sadiq (as) said: "The indication of the sun's zenith (midday) is to take a stick that is one cubit and four fingers in length and place four fingers into the ground (embedding the…