It was narrated from Anas bin Malik that the Messenger of Allah (ﷺ) said:“Whoever asks to be appointed a judge, will be entrusted to himself, but “Whoever asks to be appointed a judge, will be entrusted to himself, but whoever is forced to accept position, an angel will come down to him and guide him.' ”
It was narrated that 'Ali said:“The Messenger of Allah (ﷺ) sent me to Yemen. I said: 'O Messenger of Allah, you are sending me to judge between them while I am a young man, and I do not know how to judge.' He struck me on the chest with his hand and said: 'O Allah, guide his heart and make his tongue steadfast.' And after that I never doubted in passing judgment between two people.”
It was narrated that 'Abdullah said:“The Messenger of Allah (ﷺ) said: “There is no judge who judges between the people but on the Day of Resurrection an angel will come and take hold of the back of his head towards the sky and if it said: “Throw him, “he will throw into an abyss the depth of forty autumns (years).' ”
It was narrated from 'Abdullah bin Abu Awfa that the Messenger of Allah (ﷺ) said:“Allah is with the judge so long as he is not unjust, but if he rules unjustly, He entrusts him to himself.”
It was narrated from 'Abdullah bin 'Amr that the Messenger of Allah (ﷺ) said:“The curse of Allah is upon the one who offers a bribe and the one who takes it.”
It was narrated from 'Amr bin 'As that he heard the Messenger of Allah (ﷺ) say:“When the judge passes a judgement and does his best and gets it right, he will have two rewards, and if he passes a judgement and does his best and gets it wrong, he will have one reward.” (Sahih) Yazid (one of narrators) said : “So I Narrated it to Abu Bakr bin 'Amr bin Hazm. He said: 'This is how it was narrated to me by Abu Salamah from Abu Hurairah.'”
Abu Hashim said:“Were it not for the Hadith of Ibn Buraidah from his father, from the Prophet (ﷺ) who said: 'Judges are of three types, two of whom will be in Hell and one will be in Paradise. The man who knows the truth and rules in accordance with it, will be in Paradise. The man who passes judgment on the people in ignorance will be in Hell' - we would have said that if the judge does his best he will be in Paradise.”
It was narrated from 'Abdul-Malik bin 'Umair that he heard 'Abdur-Rahman bin Abu Bakrah (narrate) from his father that the Messenger of Allah (ﷺ) said:“Let the judge (Qadi) not pass a judgment when he is angry.”
It was narrated from Umm Salamah that the Messenger of Allah (ﷺ) said:“You refer your disputes to me and I am only human. Perhaps some of you may be more eloquent in presenting your case than others, so I rule in your favor because of what I hear from you. If I pass a judgement in favor of one of you that detracts from his brother's rights, then he should not take it, because it is a piece of fire that is given to him which he will bring forth on the Day Resurrection.”