What are the qalqalah letters?

The qalqalah letters are five Arabic consonants that produce an echoing or bouncing sound when they are in a state of sukoon (no vowel) and pronounced clearly. These specific letters are ق (Qaf), ط (Ta), ب (Ba), ج (Jeem), and د (Dal). This unique articulation is a fundamental rule in Tajweed, ensuring the proper and distinct pronunciation of these letters...