Surah An-Nisa' 4:48

ﲒ ﲓ ﲔ ﲕ ﲖ ﲗ ﲘ ﲙ ﲚ ﲛ ﲜ ﲝ ﲞ ﲟ ﲠ ﲡ ﲢ ﲣ ﲤ ﲥ ﲦ

Indeed, Allah does not forgive association with Him, but He forgives what is less than that for whom He wills. And he who associates others with Allah has certainly fabricated a tremendous sin.