"When any one of you a wants to return (to have intercourse again), let him perform Wudu'." (Using translation from Nasāʾī 262)  

عَنِ النَّبِيِّ ﷺ قَالَ «إِذَا أَرَادَ أَحَدُكُمْ أَنْ يَعُودَ تَوَضَّأَ»