The Prophet ﷺ forbade selling war spoils before they are distributed, selling fruit before it is safe from any harm, and praying without fastening one's garment with a belt.
حدثنا بهز حدثنا شعبة عن يزيد بن خمير عن مولى لقريش
عن النبي ﷺ أنه نهى عن بيع الغنائم حتى تقسم وعن بيع الثمرة حتى تحرز من كل عارض وأن يصلي الرجل حتى يحتزم
Its isnad is daif, it contains a narrator who is not named. See our comment on it at 9871. It is found in Abu Dawud, 3/253, number 3369, in the chapter on Sales, in the tafsir of Araya.The meaning of his statement, "that he prays until he girds himself," is that he does not pray until he fastens his belt. This applies if he is wearing a waist wrap, or a garment that is open at the front.