"The Zakah collector of the prophet came to us, and I went to him, sat with him, and heard him say: In my contract it says that we should not take any sucking young, nor combine what is separate, nor separate what is combined.' A man brought a she-camel with a big hump to him and said: 'Take it, but he refused." (Daif) (Using translation from Nasāʾī 2457)
أَتَانَا مُصَدِّقُ النَّبِيِّ ﷺ فَأَتَيْتُهُ فَجَلَسْتُ إِلَيْهِ فَسَمِعْتُهُ يَقُولُ إِنَّ فِي عَهْدِي أَنْ لَا آخُذَ مِنْ رَاضِعِ لَبَنٍ وَلَا يُفَرَّقُ بَيْنَ مُجْتَمِعٍ وَلَا يُجْمَعُ بَيْنَ مُفْتَرِقٍ وَأَتَاهُ رَجُلٌ بِنَاقَةٍ كَوْمَاءَ فَقَالَ خُذْهَا فَأَبَى