Gevurot Hashem 8:20גבורות השם ח׳:כ׳
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Maggid Meisharim 3:5מגיד מישרים ג׳:ה׳
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Jeremiah 34:18ירמיהו ל״ד:י״ח
I will make the parties who violated My covenant, who did not fulfill the terms of the covenant that they made before Me, [like] the calf that they cut in two so as to pass between the halves:
Numbers 23:1במדבר כ״ג:א׳
Balaam said to Balak, “Build me seven altars here and have seven bulls and seven rams ready here for me.”