The All-Knowing, The Omniscient, The Certain-Knowing
The One who comprehends everything. The One who is intuitively aware of all things, even before they happen.
The One who knows with certainty. The One whose knowledge of past, present and future is deeply rooted and complete in all respects.
One from whom no knowledge is concealed. The One
who is aware of the complete details of all matters. The Omniscient One.
From the root 'a-l-m which has the following classical Arabic connotations:
This name is used in the Qur'ān. For example, see 2:32
(Also written as al-alim, al-aleem, al-aliim, the All-Knowing: ya alim, ya aleem, ya aliim)