[h] 3. The vowels of the first class are, with the exception of ־ֶי in the middle and ־ָה, ־ָא, ־ֶה at the end of the word (§ 9 a–d, f), represented only by vowel signs, but the long vowels of the I- and U-class largely by vowel letters. The vowel sound to which the letter