Abu Huraira (may Allah be pleased with him) narrates that the Messenger of Allah (peace be upon him) said: "When the prayer has been established, do not come running for the prayer, but come walking with calmness and dignity. Whatever part of the prayer you catch, perform it, and whatever part you miss, complete it."
And the evidence that a single name may apply to two actions, one of which is commanded and the other forbidden under the same name «إِذِاللَّهُقَدْأَمَرَنَابِالسَّعْيِإِلَىصَلَاةِالْجُمُعَةِ،يُرِيدُالْمُضِيَّإِلَيْهَا،وَالرَّسُولُصَلَّىاللهُعَلَيْهِوَسَلَّمَالْمُصْطَفَىزَجَرَعَنِالسَّعْيِإِلَىالصَّلَاةِ،وَهُوَالْعَجَلَةُفِيالْمَشْيِفَالسَّعْيُالْمَأْمُورُبِهِفِيالْكِتَابِإِلَىصَلَاةِالْجُمُعَةِغَيْرُالسَّعْيِالَّذِيزَجَرَعَنْهُالنَّبِيُّصَلَّىاللهُعَلَيْهِوَسَلَّمَفِيإِتْيَانِالصَّلَاةِ،وَهَذَااسْمٌوَاحِدٌلِفِعْلَيْنِ،أَحَدُهُمَافَرْضٌ،وَالْآخَرُمَنْهِيٌّعَنْهُ»
Hadith Referenceصحيح ابن خزيمه / كتاب الإمامة فى الصلاة وما فيها من السنن مختصر من كتاب المسند / 1505
And the evidence that a single name may apply to two actions, one of which is commanded and the other forbidden under the same name «إِذِاللَّهُقَدْأَمَرَنَابِالسَّعْيِإِلَىصَلَاةِالْجُمُعَةِ،يُرِيدُالْمُضِيَّإِلَيْهَا،وَالرَّسُولُصَلَّىاللهُعَلَيْهِوَسَلَّمَالْمُصْطَفَىزَجَرَعَنِالسَّعْيِإِلَىالصَّلَاةِ،وَهُوَالْعَجَلَةُفِيالْمَشْيِفَالسَّعْيُالْمَأْمُورُبِهِفِيالْكِتَابِإِلَىصَلَاةِالْجُمُعَةِغَيْرُالسَّعْيِالَّذِيزَجَرَعَنْهُالنَّبِيُّصَلَّىاللهُعَلَيْهِوَسَلَّمَفِيإِتْيَانِالصَّلَاةِ،وَهَذَااسْمٌوَاحِدٌلِفِعْلَيْنِ،أَحَدُهُمَافَرْضٌ،وَالْآخَرُمَنْهِيٌّعَنْهُ»
Abu Huraira (may Allah be pleased with him) narrates that the Messenger of Allah (peace be upon him) said: "When the prayer has been established, do not come running for the prayer, but come walking with calmness and dignity. Whatever part of the prayer you catch, perform it, and whatever part you miss, complete it."
Hadith Referenceصحيح ابن خزيمه / كتاب الإمامة فى الصلاة وما فيها من السنن مختصر من كتاب المسند / 1505