וַיַּשְׁכֵּ֨ם יַעֲקֹ֜ב בַּבֹּ֗קֶר וַיִּקַּ֤ח אֶת־הָאֶ֙בֶן֙ אֲשֶׁר־שָׂ֣ם מְרַֽאֲשֹׁתָ֔יו וַיָּ֥שֶׂם אֹתָ֖הּ מַצֵּבָ֑ה וַיִּצֹ֥ק שֶׁ֖מֶן עַל־רֹאשָֽׁהּ׃
Keesokan harinya Yakub bangun pagi-pagi, lalu ia mengambil batu yang tadi diletakkannya di sekitar kepalanya, mendirikannya sebagai tugu, dan menuangkan minyak di atasnya.
Chullin
It is written “…and he took of the stones of the place…” (Bereshit 28:11) but it is also written “…and he took the stone…” (Bereshit 28:18) R’ Yitzchak said ‘This teaches that all the stones gathered together into one place and each one said: let the righteous one rest his head on me!’ A Tanna taught: they all merged into one.