It is narrated from Sayyiduna Abu Hurayrah (may Allah be pleased with him) that the Prophet (peace and blessings be upon him) said: "It is not proper for a woman to stipulate the divorce of her sister in order to empty her vessel," that is, to take her provision for herself.
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الصداق / 14436