He (the Prophet) turned to the people and said: When one of you comes (on Friday) while the imam is preaching, he should pray two rak'ahs and make them short.
Sunan Abi Dawud Book 2, Hadith 728
← Previous Hadith Sulaik al-Ghatafani came (to the mosque) while the Messenger of Allah (ﷺ) was giving the (Friday) sermon. He asked him: Did you pray something ? He said: No. He said: Offer two rak'ahs and make them short.

Sunan Abi Dawud Book 2, Hadith 727 Next Hadith → We were in the company of 'Abd Allah b. Busr, the Companion of the Prophet (ﷺ), on a Friday. A man came and stepped over the people. 'Abd Allah b. Busr said: A man came and stepped over the people while the Prophet (ﷺ) was giving the sermon on Friday. The Prophet (ﷺ) said: Sit down, you have annoyed (the people).

Sunan Abi Dawud Book 2, Hadith 729