Recent Questions - Mi Yodeya

I'd like to write a couple birchos habayis and get them illuminated as gifts. Does anyone know of a good existing text? I'm looking for something five or six lines long, preferably not the usual one beginning בזה השער לא יבא צער.

I once saw but don’t remember which Sefer that said if one meets someone for the first time and they instantly have a connection and like each other, this means they stood next to each other at הר סיני.

Does anyone know where this is?

Why is the version of Eilu Devarim that we say at the end of the morning brachos so different from the version that appears in Mishnayos Peah 1:1 and shabbos 127a?

I only know the Chabad siddur/nusach, so I’m specifically referring to the version as it appears in the Chabad siddur. This is the Chabad Version אֵלּוּ דְבָרִים שֶׁאֵין לָהֶם שִׁעוּר: הַפֵּאָה, וְהַבִּכּוּר...

Can anyone help me find the chiddush of the Rashbatz referred to here (Best Jewish Sermons, p. 50):

A 15th century Jewish authority named Simeon ben Zemach Duran was well aware of the difference. He said: "Praying together with the congregation is more praise-worthy than praying by oneself. For when a man prays by himself, he might include in his prayers some petition...

In this video we see R' Yitzchok Meir Morgenstern Shlit'a, washing four times before praying.

Can anyone source this? Or explain it? English would be apreciated.