詩句 is read as しく (shiku) and means verse.
しく
shiku
しいか
Japanese and Chinese poetry
うた
classical Japanese poem (esp. tanka)
しじん
poet
しじょう
poetic sentiment
ししゅう
poetry anthology
し
Chinese poem
しさく
composition of a poem
してき
poetic
しけい
form of verse
しぶん
poetry and prose
しろん
essay on poetry
しひ
monument (stele, gravestone, etc.) engraved with a poem