‘Abdul-Muhaimin bin ‘Abbas bin Sahl bin Sa’d As-Sa’idi narrated from his father, from his grandfather, that the Messenger of Allah (ﷺ) said one Taslim to the front.
Sunan Ibn Majah Book 5, Hadith 116
← Previous Hadith “Ali led us in prayer on the day of (the battle of) the Camel, in a way that reminded us of the prayer of the Messenger of Allah (ﷺ). Either we had forgotten it or we had abandoned it. He said the Salam to his right and to his left.”

Sunan Ibn Majah Book 5, Hadith 115 Next Hadith → It was narrated from Hisham bin ‘Urwah, from his father, from ‘Aishah, that the Messenger of Allah (saW) used to say one Salam, to the front.

Sunan Ibn Majah Book 5, Hadith 117