Therefore, hastenly strive for the forgiveness of your Lord and for the paradise which is as vast as the heaven and the earth, prepared for those who believe in Allah and His Messengers. Such is the grace of Allah, which He bestows on whom He pleases, and Allah is the Owner of mighty grace.
Meaning:-
Haste: urgency of movement or action; hurry.
Vast: huge, an immense space.
Bestow: an honor, right, or gift