In 454 AH the Caliph al-Qaʾim married his daughter to Tughril Beg, though only after repeated entreaties and much reluctance.⦗1⦘ That same year Baghdad was inundated; the water rose to twenty-one cubits.⦗2⦘
In 456 AH Sultan Alp Arslan⦗3⦘ arrested his vizier ʿAmīd al-Mulk al-Kundurī⦗4⦘ and installed Niẓām al-Mulk in his stead.⦗5⦘ At Rayy a pitched battle took place between Alp Arslan and his kinsman Kutulmish;⦗6⦘ Kutulmish was killed, whereupon the Sultan repented, held mourning rites for him, and then marched against the Byzantines.⦗7⦘
Around the same time the city of Bijāya was founded by al-Nāṣir ibn ʿAlannās;⦗8⦘ the site had previously been nothing but pastureland.
In 458 AH the Niẓāmiyyah College of Baghdad was established. Alp Arslan invested his son Malikshāh⦗9⦘ with the sultanate, naming him heir-apparent. Muslim ibn Quraysh ibn Badrān, lord of Mosul,⦗10⦘ came to the court; the Sultan granted him the districts of Hīt and Ḥarba.⦗11⦘ In that same year a great dome was erected over the grave of Abū Ḥanīfah.
⦗12⦘ In 461 AH the entire Great Mosque of Damascus burned down, together with the royal residence that