Hadith.182 - Imam (as) said: "'I dislike being in a state of janabah (ritual impurity) when the sun turns yellow (at sunset) and when it rises while it is yellow (sunrise)."
Man Lā Yaḥḍuruh al-Faqīh #1195Hadith.4409 - Imam Jafar ibn Muhammad Al-Sadiq (as), said: "It is disliked to engage in janabah (ritual impurity due to sexual intercourse)...