Original sentence: He took charge of the affairs of the community after his guru Swami Vāmanāshram attained Mahā-Samādhi(died) on the 9th day of the month of Kartik in 1839.On the Ashtami(eighth day) of the month of Mārghashīrsha that year, His Holiness Swami Krishnāshram attained Mahā-samādhi(died).Swami Krishnāshram was succeeded by his disciple Pandurangāshram as the head of the community after he attained Mahā-samādhi(died) in 1863
Edited sentence: He took charge of the affairs of the community after his guru Swami Vāmanāshram attained Mahā-Samādhi(passed away) on the 9th day of the month of Kartik in 1839.On the Ashtami(eighth day) of the month of Mārghashīrsha that year, His Holiness Swami Krishnāshram attained Mahā-samādhi(passed away).Swami Krishnāshram was succeeded by his disciple Pandurangāshram as the head of the community after he attained Mahā-samādhi(passed away) in 1863