During the Prophet's lifetime, the Companions used to wait for the ‘Ishā' prayer so much so their heads were lowered down (by dozing). They would then pray without performing (a new) ablution
Anas ibn Mālik (may Allah be pleased with him) reported that during the Prophet's lifetime, the Companions used to wait for the ‘Ishā' prayer so much so their heads were lowered down (by dozing). They would then pray without performing (a new) ablution.

