Ash Shu'ara, 38 Ayah
26:38
فَجُمِعَ ٱلسَّحَرَةُ لِمِيقَٰتِ يَوۡمٖ مَّعۡلُومٖ ٣٨
Fajumi`a As-Saĥaratu Limīqāti Yawmin Ma`lūmin
So the magicians were assembled for the appointment of a well-known day.