Revākhaṇḍa ascribed to the Vāyupurāṇa (RKV) 26.95

26.95

durbhagā subhagā yaistu subhagā durbhagā bhavet /
putriṇī putrarahitā hyaputrā putriṇī tathā //

and by which an unfortunate woman becomes fortunate, a fortunate woman becomes unfortunate, / a mother of sons becomes childless, and a childless woman becomes a mother of sons;