Þǽr-mid

According to the Old English Dictionary:

þǽr-mid

adv. I. therewith, with that :-- Ðá geseah hé treów licgende, and ðæt lytel; ongan ðá þǽrmid delfan, Homl. Skt, ii. 23 b, 767. II. temporal, straightway, at the same time :-- Ðá forceáw hé his ágenan tungan and wearp hine ðǽrmid on ðæt neb foran, Bt. 16, 2; Fox 52, 25. þær-mid