Sahih al-Bukhari Book 9, Hadith 61

I heard Allah's Messenger (ﷺ) saying, "There is no prayer after the morning prayer till the sun rises, and there is no prayer after the `Asr prayer till the sun sets."

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Allah's Messenger (ﷺ) said, "None of you should try to pray at sunrise or sunset."

Sahih al-Bukhari Book 9, Hadith 60
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You offer a prayer which I did not see being offered by Allah's Messenger (ﷺ) when we were in his company and he certainly had forbidden it (i.e. two rak`at after the `Asr prayer).

Sahih al-Bukhari Book 9, Hadith 62