Allama Iqbal, too was a great admirer of his erudition and used to refer to him as Ustad ul Kul ("Teacher of all"), and is said to have approached him on religious matters.

[3] Later in life, he formed a close spiritual relation with Maulana Ashraf Ali Thanwi, and became his disciple.

[4][5][1] Sulaiman Nadvi, along with others who favored Hindu-Muslim unity in British India, suggested that the term "Urdu" be abandoned in favour of "Hindustani" because the former conjured up the image of a military conquest and war whereas the latter had no such symbolic baggage.

Right after they reached Pakistan, Sulaiman Nadvi's health deteriorated and he tried unsuccessfully to get his permit extended from the Indian embassy, which caused grief and pain.

[8] Pakistan Post Office issued a commemorative postage stamp to honor his services in its 'Pioneers of Freedom' Series on 14 august 1992.