In this Persian/ Farsi reading and writing lesson, we go over a new letter, the letter ص. This letter is called 'sād' and makes the sound 'sé'. There are several other letters that make the 'sé' sound as well. To know which letter is used in a particular word, you just have to memorize the correct usage of the letter. In this lesson, we learn several words that use the particular 'sād' letter.