Reasoning from Individual Hadiths in belief

The Prophet, may Allah's peace and blessings be upon him, has reached the law of his Lord. Conveying, seizing and collecting conversations, frequent and individual, and since belief is the most important basis of the Islamic religion, scholars disagreed on the issue of inference of its validity. and to infer the validity of its permissibility, they were the ones who went to the possibility of inferring one's own experience in the belief, and scholars who said it was not. From him, they said that the news of the individual must be confirmed, especially in the field of inference in the belief of its importance, its place in the building of the foundations of the Islamic religion, and who, if we can raise the following problems: Who are those who say that it is possible to use individual hadiths as evidence in matters of belief, and who are those who say that it is not possible?