Rav said in the name of Rabbi Reuven ben Itztrobili: From the Torah, from the Prophets, and from the Writings we learn that a wife is [appointed] by Hashem for a man. From the Torah — as it is written “The matter went forth from Hashem.”
On the daf / in context: Parallel verses from Shoftim and Mishlei complete the triad. The match is presented as divinely arranged.
Type of Learning
Custom (Bavli — marriage decreed from Heaven)
What Is Learned
A person’s spouse is appointed by Heaven; the Torah, Prophets, and Writings all affirm that the match “goes forth from Hashem.”