Aal-i-Imraan 67

مَا كَانَ إِبْرَٰهِيمُ يَهُودِيًّا وَلَا نَصْرَانِيًّا وَلَٰكِن كَانَ حَنِيفًا مُّسْلِمًا وَمَا كَانَ مِنَ ٱلْمُشْرِكِينَ ﴿٦٧﴾

Ma kana ibraheemu yahoodiyyan wala nasraniyyan walakin kana haneefan musliman wama kana mina almushrikeena

Ibrahim (Abraham) was neither a Jew nor a Christian, but he was a true Muslim Hanifa (Islamic Monotheism - to worship none but Allah Alone) and he was not of Al-Mushrikun (See V. 2:105). The Noble Quran