Original sentence: A manuscript in Persian mentions that his first teacher was Kabir, and Nanak astonished his teacher by asking the hidden meaning of the first letter of the alphabet, which is almost straight stroke in Persian or Arabic, resembling the mathematical version of one and denotes unity or oneness of God.Guru Nanak Dev is revered equally by the Sikhss and Hindus.The astrologer then remarked that he regretted that he should never live to see young Guru Nanak's eminence, worshipped as he should be, not only by Hindus but by Muslims as well
Edited sentence: A manuscript in Persian mentions that his first teacher was a Muslim, though general accounts hold the teacher to be a Hindu, and Nanak astonished his teacher by asking the hidden meaning of the first letter of the alphabet, which is almost straight stroke in Persian or Arabic, resembling the mathematical version of one and denotes unity or oneness of God.Beside followers of Sikhism, Guru Nanak Dev is revered equally by the Hindus and Muslims in the Punjab His primary message to society was recorded to be "devotion of thought and excellence of conduct as the first of duties".For Sikhs and Hindus, he was a Prophet who gave to the world the gospel of love, goodwill and reconciliation.Guru Nanak profoundly influenced the history of Punjab.The astrologer then remarked that he regretted that he should never live to see young Guru Nanak's eminence, worshipped as he should be, not only by Sikhs, but Hindus and Muslims as well