Ibn Ezra, the great and distinguished sage Rabbi Avraham bar Meir, made a commentary on Tanakh, and he was filled with all wisdom and authored many books in number and astronomy. [A letter of Shabbat which Shabbat sent to him a beautiful letter that those who hold night as stated for Shabbat...]

It is written [Shomer HaDat, letter 41, section 5, in the name of Yuchsin] that Rabbi Yehudah HaLevi and Ibn Ezra were two sons of sisters, and he was a great sage in grammar and poetry and astrology and wisdom, and it says in Sefer HaTzachot that he was found in Rome in the year 4935, and in Parshat Vayishlach...

Ibn Ezra says in the chapter of Daniel that it was reported before him by a trustworthy man that he saw in the island of Sardinia a certain man who went insane and fled to the forest and would walk and run on his hands and feet and eat grass like an animal. And a certain minister went to hunt in the forest and captured an animal...

Rabbi Shmuel of Ivra and Rabbi Yosef Porat the Sharp, son of the Rashbam, were in this time. [Yuchsin in the generations of the Acharonim, and it is written in Shomer HaDat, letter 51, section 2] And our teacher Rabbeinu Shmuel in France brought objections to the Rambam, the 5th of Shabbat, chapter 88, and Rabbi Shmuel son of Rabbi Shlomo brought...