Explanation:

• Gobind Singh, original name Gobind Rai, (born 1666, Patna, Bihar, India—died Oct.7, 1708, Nanded, Maharashtra), 10th and last Sikh Guru, known chiefly for his creation of the Khalsa, the military brotherhood of the Sikhs.
• Gobind Singh inherited his grandfather Guru Hargobind’s love of the military life and was also a man of great intellectual attainments.
• He was also the son of the ninth Guru, Tegh Bahadur, who suffered martyrdom at the hands of the Mughal emperor Aurangzeb.
• He was a linguist familiar with Persian, Arabic, and Sanskrit as well as his native Punjabi.
• He further codified Sikh law, wrote poetry, and was the reputed author of the Sikh work called the Dasam Granth (“Tenth Volume”).
• Giving the Sikhs a firm military basis was Gobind Singh’s greatest achievement.