In your answer of question number 251104, you wrote that the second alif in verse 44 of
Wa salamu alaikum
Wa alaikum assalaam wa rahmatu Allahi wa barakatuh.
It is not easy to explain the sound in words, but the is not a and it would be incorrect to pronounce it with a . Think of it instead of a flat hamzah. The articulation point of the hamzah (which is the same as the ) is used less in to a point where it is not distinguishable as a clear hamzah, but instead in between a hamzah and an alif. When pronouncing you have to weaken the hamzah. It may be beneficial for you to listen to the of another word such as the allowed of the word in aayah 51 and 91 of surah Yunus. Please click here to listen to it read with .
Wa alaikum assalaam wa rahmatu Allah.