Wikipedia’s article Abraham in the Catholic Liturgy mentions that Abraham’s feast day in the Roman Martryology is October 9 and includes a short prayer to him (and to Abel, whom Cain murdered,) from the Roman Ritual’s Liturgy for the Dying.
Moses’ feast day in the Roman Martyrology is September 4.
If I have read the Latin correctly, other Old Testament prophets in the Roman Martyrology include:
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