Sahih Muslim
The Book of Prayers (Kitab Al-Salat)
Book Number: 004 / Hadith Number: 1845
Abu Huraira reported that the Messenger of, Allah (may peace be upon him) said. He who takes a bath on Friday, the bath which is obligatory after the sexual discharge and then goes (to the mosque), he is like one who offers a she-camel as a sacrifice, and he who comes at the second hour would be like one who offers a cow, and he who comes at the third hour is live one who offers a ram with horns, and he who comes at the fourth hour is like one who offers a hen, and he who comes at the fifth hour is like one who offers an egg. And when the Imam comes out, the angels are also present and listen to the mention of God (the sermon).