Allah, Glorified be His praise, says: "And mothers shall breastfeed their children for two full years, (this is) for the one who wishes to complete the nursing; and upon the one to whom the child is born (i.e. the father) is their provision and their clothing according to what is customary." [Surah al-Baqarah: 233]
And He said: "Then if they breastfeed (the child) for you, give them their payment." [Surah al-Talaq: 6]
Hadith Referenceالسنن الكبرى للبيهقي / كتاب النفقات / Q15733
It is narrated from Sayyidah Aishah (may Allah be pleased with her) that Hind (may Allah be pleased with her) said: O Messenger of Allah (peace and blessings be upon him), Abu Sufyan (may Allah be pleased with him) is a stingy man; is there any sin on me if I take something from his wealth? He (peace and blessings be upon him) said: "Take what suffices you and your child in a fair and customary manner." Al-Bukhari recorded it in the Sahih from the hadith of Sufyan al-Thawri, and Muslim recorded it through other chains from Hisham bin Urwah.
Hadith Referenceالسنن الكبرى للبيهقي / كتاب النفقات / 15733
It is narrated from Sayyiduna Abu Hurayrah (may Allah be pleased with him) that the Messenger of Allah (peace and blessings be upon him) urged (people) to give charity. A man came and said: I have a dinar. He (peace and blessings be upon him) said: "Spend it on yourself." He said: I have another. He (peace and blessings be upon him) said: "Spend it on your child." He said: I have another. He (peace and blessings be upon him) said: "Spend it on your wife." He said: I have another. He (peace and blessings be upon him) said: "Spend it on your servant." He said: I have another. He (peace and blessings be upon him) said: "You know best (where to spend it)."
Hadith Referenceالسنن الكبرى للبيهقي / كتاب النفقات / 15734
It is narrated from al-Zuhri (may Allah have mercy on him) that he said: Abdullah bin Abi Bakr informed us that Urwah bin al-Zubayr (may Allah have mercy on him) informed him that Sayyidah Aishah (may Allah be pleased with her), the wife of the Prophet (peace and blessings be upon him), said: A woman came to me with her two daughters, asking me (for something). She found nothing with me except a single date, so I gave it to her. She took the date, split it between her two daughters and ate none of it herself; then she got up and left, she and her daughters. The Prophet (peace and blessings be upon him) came in to me, and I told him what had happened. The Prophet (peace and blessings be upon him) said: "Whoever is tested with anything of daughters and treats them well, they will be a shield for him from the Fire." Al-Bukhari narrated it in the Sahih from Abu al-Yaman, and Muslim narrated it from Abdullah bin Abd al-Rahman and Abu Bakr bin Ishaq, from Abu al-Yaman.
Hadith Referenceالسنن الكبرى للبيهقي / كتاب النفقات / 15735
It is narrated from Sayyidah Umm Salamah (may Allah be pleased with her) that she said: I said: O Messenger of Allah (peace and blessings be upon him), is there reward for me regarding the sons of Abu Salamah (may Allah be pleased with him) if I spend on them? I am not going to leave them like this and like this (in need); they are my sons as well. He (peace and blessings be upon him) said: "Yes, you will have reward for whatever you spend on them." Muslim narrated it in the Sahih from Abu Kurayb, and al-Bukhari recorded it through another chain from Hisham.
Hadith Referenceالسنن الكبرى للبيهقي / كتاب النفقات / 15736