Fariduddin Ganjshakar the shrine jam packed. Baba Farid, as he is commonly known, has his poetry included in the Guru Granth Sahib, the most sacred scripture of Sikhism, which includes 123 (or 134) hymns composed by Farid. Guru Arjan Dev Ji, the 5th guru of Sikhism, included these hymns himself in the Adi Granth, the predecessor of the Guru Granth Sahib. The town of Faridkot in Punjab, India is named after him. In 1989, on the 800th Birth Anniversary of Baba Farid, Pakistan Post Office issued a commemorative postage stamp in his honor. Fariduddin Ganjshakar Farīd al-Dīn Masʿūd Ganj-i-Shakar (c. 4 April
Adi Shankara ("Bhāṣya"), original philosophical expositions ("Prakaraṇa grantha") and poetry ("Stotra"). However most of these are not authentic works of Adi Shankara and are likely to be works of his admirers or scholars whose name was also Shankaracharya. Piantelli has published a complete list of works attributed to Adi Sankara, along with issues of authenticity for most. Adi Shankara is most known for his systematic reviews and commentaries ("Bhasyas") on ancient Indian texts. Shankara's masterpiece of commentary is the "Brahmasutrabhasya" (literally, commentary on Brahma Sutra), a fundamental text of the Vedanta school of Hinduism. His commentaries on ten Mukhya (principal) Upanishads are