Use a four-part check: (1) identify the short vowel; (2) choose the proper mouth/lip posture; (3) inspect for a real madd letter or a shaddah; (4) ensure every sākin consonant remains vowel-free.
Thus preserve the alif in «قَالَ», do not invent one in «قَ», and do not mistake the final qalqalah release in a stopped «أَحَدْ» for an added fatḥah.
Opening interactive controls...
Apply the chapter as a decision sequence
Correct Vowel Articulation — Fatḥah, Kasrah, Ḍammah, Ishbāʿ and Sukūn
Use a four-part check: (1) identify the short vowel; (2) choose the proper mouth/lip posture; (3) inspect for a real madd letter or a shaddah; (4) ensure every sākin consonant remains vowel-free.
Thus preserve the alif in «قَالَ», do not invent one in «قَ», and do not mistake the final qalqalah release in a stopped «أَحَدْ» for an added fatḥah.