Exodus 26:4-6

ASV_Strongs(i)
  4 H6213 And thou shalt make H3924 loops H8504 of blue H8193 upon the edge H259 of the one H3407 curtain H7098 from the selvedge H2279 in the coupling; H6213 and likewise shalt thou make H8193 in the edge H3407 of the curtain H7020 that is outmost H8145 in the second H4225 coupling.
  5 H2572 Fifty H3924 loops H6213 shalt thou make H259 in the one H3407 curtain, H2572 and fifty H3924 loops H6213 shalt thou make H7097 in the edge H3407 of the curtain H8145 that is in the second H4225 coupling; H3924 the loops H6901 shall be opposite H802 one H269 to another.
  6 H6213 And thou shalt make H2572 fifty H7165 clasps H2091 of gold, H2266 and couple H3407 the curtains H802 one to another with H7165 the clasps: H4908 and the tabernacle H259 shall be one whole.