Kulingana na kamusi, jina Isaka ni jina la kiume lililopewa asili ya Kiebrania. Ina maana "kicheko" au "atacheka". Katika Biblia, Isaka alikuwa mwana wa Abrahamu na Sara, na baba ya Yakobo na Esau. Jina hili limekuwa maarufu miongoni mwa jamii za Wayahudi, Wakristo na Waislamu kwa karne nyingi.
1. If Lucius were here, he would have joked that they looked like Susan Calvin and Isaac Asimov.
2. Had the ram not appeared to Abraham by the grace of Almighty God, he would most assuredly have killed his beloved son, Isaac.
3. Isaac married his cousin, Jacob married his cousin.
4. May the Holy One bless your home to be like the tent of Isaac and Rivka.
5. Adored Isaac Amiti, dressed in a golden shirt that had a crimson-heart-shaped pocket, had given it to him and told him to take one a day with water for a week to relieve the ache in his ribs.