Two Thousand
The triliteral root hamza lām fā (أ ل ف) occurs in the Quran 22 times.
In The Quran
(8:66) Now, God has lightened for you, for He knows that there is weakness in you. If there are one hundred of you who are patient, they will defeat two hundred. If there are one thousand of you, they will defeat two thousand (Arab. أَلْفَيْنِ, alfayni) by God's leave. God is with the patient.
See Also
1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 19, 20, 30, 40, 50, 60, 70, 80, 99, 100, 200, 300, 1000, 2000, 3000, 5000, 50.000, 100.000.