The Judgment of the Court was delivered by . Gajendragadkar C.J. This appeal arises out of an appliD cation ·made by respondent No. 1, Smt. Mukand Kanwar, challenging the validity of an auction sale held on the 14th May, 1954 in execution of a money decree passed in favour of Ratan Lal Dani, Secretary, Hindu Charitable Aushdhalaya, Ajmer, respondent No. 2, and against Umrao Mal, respondent No. 3. The property sold at the auction sale is "old Daikhana" at Ajmer. E On the 24th June, 1950, Umrao Mal who was the owner of the property, mortgaged it to the appellant Laxmi Devi. Later, respondent No. 2 obtained a money deoree again~t respondent No. 3 for a large amount, and in execution of this money decree he brought the property in question to sale. Auction sale was accordingly held on the 14th May, 1954, and the appellant purF chased the property subject to the pre-existing mortgage in her fa<our. The amount due under the mortgage was Rs. 33,264 and as auction-purchaser, the appellant paid Rs. 2,800 whereby she purchased the equity of redemption vesting in respondent No. 3, the judgment-debtor. It is the validity of this sale that is G challenged in the present proceedings.