In all of these narrations there is no mention of the person performing any salah.

In fact, it is mentioned that the wife of this person turned to Allah Ta’ala and asked from Him instead of asking from the creation and in this way Allah Ta’ala sustained them.

Hafiz Haythami (rahimahullah) has regarded all the narrators of the narration of Musnad Ahmad as reliable. (Majma’uz-Zawa’id vol.10 pg.257)

 And Allah Ta’ala Knows Best,

https://hadithanswers.com/a-woman-from-a-previous-ummah-who-was-miraculously-given-food/
https://hadithanswers.com/reference-for-the-incident-of-a-sahabi-who-didnt-have-food/