سُبْحَانَ ٱللَّٰهِ
Holy Qur'an
Al-Qur'an
Kids Qur'an
See Appendix II.
This Sura has a double set of Abbreviated Letters, one in the first verse, and one in this second verse. No authoritative explanation of this second set is available, and I refrain from speculation. See Appendix I.