| After the third century of the hijra, the Cufic was only retained for ornamentation and head-lines. |
| And one step taken in that direction was to assign to the Hindu year the same number with the hijra year. |
| The earliest reference to Omar Khayyam dates from the middle of the seventh century of the hijra. |
| In the first half of the second year of the hijra the breach between them was complete. |
| But towards the close of the second century of the hijra, this earlier mysticism developed into Sfism. |
| They are of a much later date, the last one, indeed, having been compiled more than four hundred years after the hijra. |
