Which sahabi has title abu turab?

The Sahabi who has the title Abu Turab is Imam Ali (may God be pleased with him). The nickname "Abu Turab" means "father of dust" and was given to him by the Prophet Muhammad ﷺ. It is said that the Prophet ﷺ noticed Imam Ali (may God be pleased with him) laying in the dust while prostrating during prayers. He praised Imam Ali's (may God be pleased with him) devotion and called him "Abu Turab," which is considered a symbol of his humility and connection to the earth.