Book Thoharoh (Hadith 1-5)

Hadith to-1 

From Abu Hurairah Radliyallaahu 'anhu that the Messenger of Allaah alaihi wa sallam said about the (water) sea. "Sea holy water and purify it, the carcass was lawful." Issued by Imam Ibn Four and Syaibah. Lafadh according to the hadith of Ibn Syaibah history and is considered by Ibn shohih by Khuzaimah and Tirmidhi. Malik, Shafi'i and Ahmad also narrated. 

Hadith 2nd 

From Abu Said Al-Khudry Radliyallaahu 'anhu that the Messenger of Allaah alaihi wa sallam said: "Verily (essence) is sacred and purifying water, there is nothing that is defiled." Issued by Imam Three and graded saheeh by Ahmad. 

Hadith 3rd 

Abu al-Bahily Umaamah Radliyallaahu 'anhu that the Messenger of Allaah alaihi wa sallam said: "Verily the water there is nothing that can defile him except by something that could change the smell, taste or color." Issued by Ibn Majah and by Ibn Hatim considered weak. 

Hadith 4th 

According to hadith narrated by Al-Bayhaqi: "The water is pure and purifies unless he changes the smell, taste or color that goes with an unclean in it." 

Hadith to-5 

Abdullah Ibn Umar Radliyallaahu 'anhu that the Messenger of Allaah alaihi wa sallam said: "If the amount of water has reached two kullah then it does not contain impurities." In a lafadz hadith: "No unclean". Issued by the Imam Four and graded saheeh by Ibn Khuzaimah, Hakim, and Ibn Hibban.

Source: The Hadiths Bulughul Maram Min Adillatil Ahkam, By: Al-Hafidz Ibn Hajar Al-Ashqolani.