What is jara o tadeel you in hadith?

"Jara o Tadeel" in the context of hadith refers to the evaluation of narrators in the science of hadith. "Jara" (criticism) involves assessing the reliability and integrity of a narrator, while "Tadeel" (commendation) pertains to recognizing their trustworthiness and accuracy. Together, these processes help scholars determine the authenticity of hadith by analyzing the character and memory of those who transmitted them. This methodology is crucial for ensuring the preservation of authentic teachings in Islam.