teṣu yajñasya paśavaḥ
idaṁ ca deva-yajanaṁ
teṣu—in such sacrifices; yajñasya—of the sacrificial performance; paśavaḥ—the animals or the sacrificial ingredients; sa-vanaspatayaḥ—along with flowers and leaves; kuśāḥ—the straw; idam—all these; ca—as also; deva-yajanam—the sacrificial altar; kālaḥ—a suitable time; ca—as also; uru—great; guṇa-anvitaḥ—qualified.
For performing sacrificial ceremonies, one requires sacrificial ingredients, such as flowers, leaves and straw, along with the sacrificial altar and a suitable time [spring].
Link to this page: https://prabhupadabooks.com/sb/2/6/24