But, if you read the whole chapter and pay particular attention to that part which speaks about the covenant in the most general of manner and which says that the SIGN of the covenant is the circumcision of the foreskin and that it shall be a sign unto Abraham’s DESCENDANTS which Ishmael clearly was and connect that to the verses nearing the end where Ishmael is clearly made into the covenant via circumcision along with Abraham’s whole household.
Intaas marka la soo dhaafo waxa loo gudo gelayaa qaybaha ugu muhiimsan qoraalkaas, xooggaa aan idinka xasuusiyo ciwaan hoosaadka qaybaha, ta ugu horreysa waxa weeye “Xulka murtida maansooyinka buugga”, “Dhaliilo aan jirin”, “Dhaliila jira”, “Maagid”, “dheelli maanso” iyo ciwaanka ugu danbeeya oo uu Ibraahim u bixiyey “af soomaaliga”.